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Finding the Fourth Proportional to 502,843.39, 753,766.86 and 236,126.45

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Solution

The fourth proportional to 502,843.39, 753,766.86 and 236,126.45 is: 353,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,843.39 : 753,766.86 = 236,126.45 : x
  2. Step 2: Convert to fraction form
    502,843.39/753,766.86 = 236,126.45/x
  3. Step 3: Cross multiply
    502,843.39x = 753,766.86 × 236,126.45
  4. Step 4: Simplify right side
    502,843.39x = 177,984,292,779.45
  5. Step 5: Solve for x
    x = 177,984,292,779.45/502,843.39
  6. Step 6: Final answer
    x = 353,955.72

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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.