Home / 502,330.09-753,534.03-142,494.88

Finding the Fourth Proportional to 502,330.09, 753,534.03 and 142,494.88

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Solution

The fourth proportional to 502,330.09, 753,534.03 and 142,494.88 is: 213,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,330.09 : 753,534.03 = 142,494.88 : x
  2. Step 2: Convert to fraction form
    502,330.09/753,534.03 = 142,494.88/x
  3. Step 3: Cross multiply
    502,330.09x = 753,534.03 × 142,494.88
  4. Step 4: Simplify right side
    502,330.09x = 107,374,741,180.77
  5. Step 5: Solve for x
    x = 107,374,741,180.77/502,330.09
  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.