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Finding the Fourth Proportional to 521,502.44, 782,102.96 and 237,034.52

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Solution

The fourth proportional to 521,502.44, 782,102.96 and 237,034.52 is: 355,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,502.44 : 782,102.96 = 237,034.52 : x
  2. Step 2: Convert to fraction form
    521,502.44/782,102.96 = 237,034.52/x
  3. Step 3: Cross multiply
    521,502.44x = 782,102.96 × 237,034.52
  4. Step 4: Simplify right side
    521,502.44x = 185,385,399,714.18
  5. Step 5: Solve for x
    x = 185,385,399,714.18/521,502.44
  6. Step 6: Final answer
    x = 355,483.28

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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.