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Finding the Fourth Proportional to 488,281.92, 732,896.33 and 235,740.53

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Solution

The fourth proportional to 488,281.92, 732,896.33 and 235,740.53 is: 353,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,281.92 : 732,896.33 = 235,740.53 : x
  2. Step 2: Convert to fraction form
    488,281.92/732,896.33 = 235,740.53/x
  3. Step 3: Cross multiply
    488,281.92x = 732,896.33 × 235,740.53
  4. Step 4: Simplify right side
    488,281.92x = 172,773,364,426.07
  5. Step 5: Solve for x
    x = 172,773,364,426.07/488,281.92
  6. Step 6: Final answer
    x = 353,839.36

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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.