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Finding the Fourth Proportional to 510,959.64, 766,552.04 and 156,001.44

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Solution

The fourth proportional to 510,959.64, 766,552.04 and 156,001.44 is: 234,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,959.64 : 766,552.04 = 156,001.44 : x
  2. Step 2: Convert to fraction form
    510,959.64/766,552.04 = 156,001.44/x
  3. Step 3: Cross multiply
    510,959.64x = 766,552.04 × 156,001.44
  4. Step 4: Simplify right side
    510,959.64x = 119,583,222,074.94
  5. Step 5: Solve for x
    x = 119,583,222,074.94/510,959.64
  6. Step 6: Final answer
    x = 234,036.53

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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.