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Finding the Fourth Proportional to 453,084.12, 625,272.12 and 249,150.60

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Solution

The fourth proportional to 453,084.12, 625,272.12 and 249,150.60 is: 343,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,084.12 : 625,272.12 = 249,150.60 : x
  2. Step 2: Convert to fraction form
    453,084.12/625,272.12 = 249,150.60/x
  3. Step 3: Cross multiply
    453,084.12x = 625,272.12 × 249,150.60
  4. Step 4: Simplify right side
    453,084.12x = 155,786,923,861.27
  5. Step 5: Solve for x
    x = 155,786,923,861.27/453,084.12
  6. Step 6: Final answer
    x = 343,836.65

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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.