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Finding the Fourth Proportional to 510,776.31, 766,164.49 and 240,841.62

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Solution

The fourth proportional to 510,776.31, 766,164.49 and 240,841.62 is: 361,262.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,776.31 : 766,164.49 = 240,841.62 : x
  2. Step 2: Convert to fraction form
    510,776.31/766,164.49 = 240,841.62/x
  3. Step 3: Cross multiply
    510,776.31x = 766,164.49 × 240,841.62
  4. Step 4: Simplify right side
    510,776.31x = 184,524,296,355.97
  5. Step 5: Solve for x
    x = 184,524,296,355.97/510,776.31
  6. Step 6: Final answer
    x = 361,262.44

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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.