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Finding the Fourth Proportional to 452,998.56, 625,124.88 and 249,049.88

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Solution

The fourth proportional to 452,998.56, 625,124.88 and 249,049.88 is: 343,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,998.56 : 625,124.88 = 249,049.88 : x
  2. Step 2: Convert to fraction form
    452,998.56/625,124.88 = 249,049.88/x
  3. Step 3: Cross multiply
    452,998.56x = 625,124.88 × 249,049.88
  4. Step 4: Simplify right side
    452,998.56x = 155,687,276,349.01
  5. Step 5: Solve for x
    x = 155,687,276,349.01/452,998.56
  6. Step 6: Final answer
    x = 343,681.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.