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Finding the Fourth Proportional to 453,585.48, 625,972.50 and 252,385.80

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Solution

The fourth proportional to 453,585.48, 625,972.50 and 252,385.80 is: 348,306.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,585.48 : 625,972.50 = 252,385.80 : x
  2. Step 2: Convert to fraction form
    453,585.48/625,972.50 = 252,385.80/x
  3. Step 3: Cross multiply
    453,585.48x = 625,972.50 × 252,385.80
  4. Step 4: Simplify right side
    453,585.48x = 157,986,570,190.50
  5. Step 5: Solve for x
    x = 157,986,570,190.50/453,585.48
  6. Step 6: Final answer
    x = 348,306.06

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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.