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Finding the Fourth Proportional to 450,364.62, 674,470.44 and 250,188.52

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Solution

The fourth proportional to 450,364.62, 674,470.44 and 250,188.52 is: 374,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,364.62 : 674,470.44 = 250,188.52 : x
  2. Step 2: Convert to fraction form
    450,364.62/674,470.44 = 250,188.52/x
  3. Step 3: Cross multiply
    450,364.62x = 674,470.44 × 250,188.52
  4. Step 4: Simplify right side
    450,364.62x = 168,744,761,167.35
  5. Step 5: Solve for x
    x = 168,744,761,167.35/450,364.62
  6. Step 6: Final answer
    x = 374,684.76

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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.