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Finding the Fourth Proportional to 502,157.70, 753,277.52 and 235,772.91

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Solution

The fourth proportional to 502,157.70, 753,277.52 and 235,772.91 is: 353,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,157.70 : 753,277.52 = 235,772.91 : x
  2. Step 2: Convert to fraction form
    502,157.70/753,277.52 = 235,772.91/x
  3. Step 3: Cross multiply
    502,157.70x = 753,277.52 × 235,772.91
  4. Step 4: Simplify right side
    502,157.70x = 177,602,433,517.42
  5. Step 5: Solve for x
    x = 177,602,433,517.42/502,157.70
  6. Step 6: Final answer
    x = 353,678.60

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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.