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Finding the Fourth Proportional to 488,197.55, 732,365.66 and 151,264.69

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Solution

The fourth proportional to 488,197.55, 732,365.66 and 151,264.69 is: 226,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,197.55 : 732,365.66 = 151,264.69 : x
  2. Step 2: Convert to fraction form
    488,197.55/732,365.66 = 151,264.69/x
  3. Step 3: Cross multiply
    488,197.55x = 732,365.66 × 151,264.69
  4. Step 4: Simplify right side
    488,197.55x = 110,781,063,073.79
  5. Step 5: Solve for x
    x = 110,781,063,073.79/488,197.55
  6. Step 6: Final answer
    x = 226,918.51

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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.