Home / 740,636.20-1,110,954.30-682,316.20

Finding the Fourth Proportional to 740,636.20, 1,110,954.30 and 682,316.20

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Solution

The fourth proportional to 740,636.20, 1,110,954.30 and 682,316.20 is: 1,023,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,636.20 : 1,110,954.30 = 682,316.20 : x
  2. Step 2: Convert to fraction form
    740,636.20/1,110,954.30 = 682,316.20/x
  3. Step 3: Cross multiply
    740,636.20x = 1,110,954.30 × 682,316.20
  4. Step 4: Simplify right side
    740,636.20x = 758,022,116,349.66
  5. Step 5: Solve for x
    x = 758,022,116,349.66/740,636.20
  6. Step 6: Final answer
    x = 1,023,474.30

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Double scale
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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.