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Finding the Fourth Proportional to 501,658.64, 752,734.04 and 235,440.80

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Solution

The fourth proportional to 501,658.64, 752,734.04 and 235,440.80 is: 353,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,658.64 : 752,734.04 = 235,440.80 : x
  2. Step 2: Convert to fraction form
    501,658.64/752,734.04 = 235,440.80/x
  3. Step 3: Cross multiply
    501,658.64x = 752,734.04 × 235,440.80
  4. Step 4: Simplify right side
    501,658.64x = 177,224,304,564.83
  5. Step 5: Solve for x
    x = 177,224,304,564.83/501,658.64
  6. Step 6: Final answer
    x = 353,276.69

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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.