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Finding the Fourth Proportional to 452,994.71, 625,116.76 and 249,044.15

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Solution

The fourth proportional to 452,994.71, 625,116.76 and 249,044.15 is: 343,672.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,994.71 : 625,116.76 = 249,044.15 : x
  2. Step 2: Convert to fraction form
    452,994.71/625,116.76 = 249,044.15/x
  3. Step 3: Cross multiply
    452,994.71x = 625,116.76 × 249,044.15
  4. Step 4: Simplify right side
    452,994.71x = 155,681,672,144.95
  5. Step 5: Solve for x
    x = 155,681,672,144.95/452,994.71
  6. Step 6: Final answer
    x = 343,672.16

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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.