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Finding the Fourth Proportional to 515,593.92, 773,333.52 and 160,578.24

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Solution

The fourth proportional to 515,593.92, 773,333.52 and 160,578.24 is: 240,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,593.92 : 773,333.52 = 160,578.24 : x
  2. Step 2: Convert to fraction form
    515,593.92/773,333.52 = 160,578.24/x
  3. Step 3: Cross multiply
    515,593.92x = 773,333.52 × 160,578.24
  4. Step 4: Simplify right side
    515,593.92x = 124,180,535,574.61
  5. Step 5: Solve for x
    x = 124,180,535,574.61/515,593.92
  6. Step 6: Final answer
    x = 240,849.50

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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.