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Finding the Fourth Proportional to 488,102.09, 732,626.55 and 235,560.29

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Solution

The fourth proportional to 488,102.09, 732,626.55 and 235,560.29 is: 353,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,102.09 : 732,626.55 = 235,560.29 : x
  2. Step 2: Convert to fraction form
    488,102.09/732,626.55 = 235,560.29/x
  3. Step 3: Cross multiply
    488,102.09x = 732,626.55 × 235,560.29
  4. Step 4: Simplify right side
    488,102.09x = 172,577,718,916.57
  5. Step 5: Solve for x
    x = 172,577,718,916.57/488,102.09
  6. Step 6: Final answer
    x = 353,568.90

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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.