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Finding the Fourth Proportional to 453,063.88, 625,230.50 and 249,127.95

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Solution

The fourth proportional to 453,063.88, 625,230.50 and 249,127.95 is: 343,797.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,063.88 : 625,230.50 = 249,127.95 : x
  2. Step 2: Convert to fraction form
    453,063.88/625,230.50 = 249,127.95/x
  3. Step 3: Cross multiply
    453,063.88x = 625,230.50 × 249,127.95
  4. Step 4: Simplify right side
    453,063.88x = 155,762,393,841.45
  5. Step 5: Solve for x
    x = 155,762,393,841.45/453,063.88
  6. Step 6: Final answer
    x = 343,797.86

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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.