Home / 772,246.20-1,157,447.70-322,966.20

Finding the Fourth Proportional to 772,246.20, 1,157,447.70 and 322,966.20

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Solution

The fourth proportional to 772,246.20, 1,157,447.70 and 322,966.20 is: 484,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,246.20 : 1,157,447.70 = 322,966.20 : x
  2. Step 2: Convert to fraction form
    772,246.20/1,157,447.70 = 322,966.20/x
  3. Step 3: Cross multiply
    772,246.20x = 1,157,447.70 × 322,966.20
  4. Step 4: Simplify right side
    772,246.20x = 373,816,485,367.74
  5. Step 5: Solve for x
    x = 373,816,485,367.74/772,246.20
  6. Step 6: Final answer
    x = 484,063.87

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Double scale
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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.