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Finding the Fourth Proportional to 502,228.80, 752,702.08 and 235,401.44

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Solution

The fourth proportional to 502,228.80, 752,702.08 and 235,401.44 is: 352,801.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,228.80 : 752,702.08 = 235,401.44 : x
  2. Step 2: Convert to fraction form
    502,228.80/752,702.08 = 235,401.44/x
  3. Step 3: Cross multiply
    502,228.80x = 752,702.08 × 235,401.44
  4. Step 4: Simplify right side
    502,228.80x = 177,187,153,523.00
  5. Step 5: Solve for x
    x = 177,187,153,523.00/502,228.80
  6. Step 6: Final answer
    x = 352,801.66

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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.