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Finding the Fourth Proportional to 453,013.02, 625,159.22 and 249,084.79

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Solution

The fourth proportional to 453,013.02, 625,159.22 and 249,084.79 is: 343,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,013.02 : 625,159.22 = 249,084.79 : x
  2. Step 2: Convert to fraction form
    453,013.02/625,159.22 = 249,084.79/x
  3. Step 3: Cross multiply
    453,013.02x = 625,159.22 × 249,084.79
  4. Step 4: Simplify right side
    453,013.02x = 155,717,650,221.94
  5. Step 5: Solve for x
    x = 155,717,650,221.94/453,013.02
  6. Step 6: Final answer
    x = 343,737.69

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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.