Home / 502,330.10-753,534.02-142,494.88

Finding the Fourth Proportional to 502,330.10, 753,534.02 and 142,494.88

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Solution

The fourth proportional to 502,330.10, 753,534.02 and 142,494.88 is: 213,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,330.10 : 753,534.02 = 142,494.88 : x
  2. Step 2: Convert to fraction form
    502,330.10/753,534.02 = 142,494.88/x
  3. Step 3: Cross multiply
    502,330.10x = 753,534.02 × 142,494.88
  4. Step 4: Simplify right side
    502,330.10x = 107,374,739,755.82
  5. Step 5: Solve for x
    x = 107,374,739,755.82/502,330.10
  6. Step 6: Final answer
    x = 213,753.35

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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.