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Finding the Fourth Proportional to 491,876.10, 737,804.43 and 159,452.10

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Solution

The fourth proportional to 491,876.10, 737,804.43 and 159,452.10 is: 239,175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,876.10 : 737,804.43 = 159,452.10 : x
  2. Step 2: Convert to fraction form
    491,876.10/737,804.43 = 159,452.10/x
  3. Step 3: Cross multiply
    491,876.10x = 737,804.43 × 159,452.10
  4. Step 4: Simplify right side
    491,876.10x = 117,644,465,752.80
  5. Step 5: Solve for x
    x = 117,644,465,752.80/491,876.10
  6. Step 6: Final answer
    x = 239,175.00

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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.