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Finding the Fourth Proportional to 452,992.71, 625,114.01 and 249,042.15

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Solution

The fourth proportional to 452,992.71, 625,114.01 and 249,042.15 is: 343,669.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,992.71 : 625,114.01 = 249,042.15 : x
  2. Step 2: Convert to fraction form
    452,992.71/625,114.01 = 249,042.15/x
  3. Step 3: Cross multiply
    452,992.71x = 625,114.01 × 249,042.15
  4. Step 4: Simplify right side
    452,992.71x = 155,679,735,800.31
  5. Step 5: Solve for x
    x = 155,679,735,800.31/452,992.71
  6. Step 6: Final answer
    x = 343,669.41

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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.