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Finding the Fourth Proportional to 605,489.49, 908,234.19 and 250,112.88

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Solution

The fourth proportional to 605,489.49, 908,234.19 and 250,112.88 is: 375,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,489.49 : 908,234.19 = 250,112.88 : x
  2. Step 2: Convert to fraction form
    605,489.49/908,234.19 = 250,112.88/x
  3. Step 3: Cross multiply
    605,489.49x = 908,234.19 × 250,112.88
  4. Step 4: Simplify right side
    605,489.49x = 227,161,068,975.37
  5. Step 5: Solve for x
    x = 227,161,068,975.37/605,489.49
  6. Step 6: Final answer
    x = 375,169.30

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1.5x scale

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.