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Finding the Fourth Proportional to 488,104.59, 732,630.30 and 235,562.79

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Solution

The fourth proportional to 488,104.59, 732,630.30 and 235,562.79 is: 353,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,104.59 : 732,630.30 = 235,562.79 : x
  2. Step 2: Convert to fraction form
    488,104.59/732,630.30 = 235,562.79/x
  3. Step 3: Cross multiply
    488,104.59x = 732,630.30 × 235,562.79
  4. Step 4: Simplify right side
    488,104.59x = 172,580,437,506.54
  5. Step 5: Solve for x
    x = 172,580,437,506.54/488,104.59
  6. Step 6: Final answer
    x = 353,572.66

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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.