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Finding the Fourth Proportional to 462,253.60, 693,574.80 and 252,042.40

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Solution

The fourth proportional to 462,253.60, 693,574.80 and 252,042.40 is: 378,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,253.60 : 693,574.80 = 252,042.40 : x
  2. Step 2: Convert to fraction form
    462,253.60/693,574.80 = 252,042.40/x
  3. Step 3: Cross multiply
    462,253.60x = 693,574.80 × 252,042.40
  4. Step 4: Simplify right side
    462,253.60x = 174,810,257,171.52
  5. Step 5: Solve for x
    x = 174,810,257,171.52/462,253.60
  6. Step 6: Final answer
    x = 378,169.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.