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Finding the Fourth Proportional to 453,000.48, 625,144.86 and 249,052.80

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Solution

The fourth proportional to 453,000.48, 625,144.86 and 249,052.80 is: 343,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,000.48 : 625,144.86 = 249,052.80 : x
  2. Step 2: Convert to fraction form
    453,000.48/625,144.86 = 249,052.80/x
  3. Step 3: Cross multiply
    453,000.48x = 625,144.86 × 249,052.80
  4. Step 4: Simplify right side
    453,000.48x = 155,694,077,788.61
  5. Step 5: Solve for x
    x = 155,694,077,788.61/453,000.48
  6. Step 6: Final answer
    x = 343,695.17

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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.