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Finding the Fourth Proportional to 452,324.82, 677,403.45 and 252,147.90

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Solution

The fourth proportional to 452,324.82, 677,403.45 and 252,147.90 is: 377,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,324.82 : 677,403.45 = 252,147.90 : x
  2. Step 2: Convert to fraction form
    452,324.82/677,403.45 = 252,147.90/x
  3. Step 3: Cross multiply
    452,324.82x = 677,403.45 × 252,147.90
  4. Step 4: Simplify right side
    452,324.82x = 170,805,857,370.26
  5. Step 5: Solve for x
    x = 170,805,857,370.26/452,324.82
  6. Step 6: Final answer
    x = 377,617.70

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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.