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Finding the Fourth Proportional to 453,006.27, 625,149.90 and 249,078.04

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Solution

The fourth proportional to 453,006.27, 625,149.90 and 249,078.04 is: 343,728.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,006.27 : 625,149.90 = 249,078.04 : x
  2. Step 2: Convert to fraction form
    453,006.27/625,149.90 = 249,078.04/x
  3. Step 3: Cross multiply
    453,006.27x = 625,149.90 × 249,078.04
  4. Step 4: Simplify right side
    453,006.27x = 155,711,110,235.32
  5. Step 5: Solve for x
    x = 155,711,110,235.32/453,006.27
  6. Step 6: Final answer
    x = 343,728.38

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1.5x scale

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.