Home / 715,504.20-1,073,256.30-505,552.20

Finding the Fourth Proportional to 715,504.20, 1,073,256.30 and 505,552.20

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Solution

The fourth proportional to 715,504.20, 1,073,256.30 and 505,552.20 is: 758,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,504.20 : 1,073,256.30 = 505,552.20 : x
  2. Step 2: Convert to fraction form
    715,504.20/1,073,256.30 = 505,552.20/x
  3. Step 3: Cross multiply
    715,504.20x = 1,073,256.30 × 505,552.20
  4. Step 4: Simplify right side
    715,504.20x = 542,587,083,628.86
  5. Step 5: Solve for x
    x = 542,587,083,628.86/715,504.20
  6. Step 6: Final answer
    x = 758,328.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 715,505.20, 1,073,257.80 and 505,553.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.