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Finding the Fourth Proportional to 502,853.01, 753,781.28 and 236,136.08

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Solution

The fourth proportional to 502,853.01, 753,781.28 and 236,136.08 is: 353,970.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,853.01 : 753,781.28 = 236,136.08 : x
  2. Step 2: Convert to fraction form
    502,853.01/753,781.28 = 236,136.08/x
  3. Step 3: Cross multiply
    502,853.01x = 753,781.28 × 236,136.08
  4. Step 4: Simplify right side
    502,853.01x = 177,994,951,687.00
  5. Step 5: Solve for x
    x = 177,994,951,687.00/502,853.01
  6. Step 6: Final answer
    x = 353,970.14

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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.