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Finding the Fourth Proportional to 501,540.10, 752,310.15 and 301,757.65

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Solution

The fourth proportional to 501,540.10, 752,310.15 and 301,757.65 is: 452,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,540.10 : 752,310.15 = 301,757.65 : x
  2. Step 2: Convert to fraction form
    501,540.10/752,310.15 = 301,757.65/x
  3. Step 3: Cross multiply
    501,540.10x = 752,310.15 × 301,757.65
  4. Step 4: Simplify right side
    501,540.10x = 227,015,342,935.15
  5. Step 5: Solve for x
    x = 227,015,342,935.15/501,540.10
  6. Step 6: Final answer
    x = 452,636.48

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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.