Home / 899,755.56-1,241,624.97-532,470.78

Finding the Fourth Proportional to 899,755.56, 1,241,624.97 and 532,470.78

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Solution

The fourth proportional to 899,755.56, 1,241,624.97 and 532,470.78 is: 734,787.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,755.56 : 1,241,624.97 = 532,470.78 : x
  2. Step 2: Convert to fraction form
    899,755.56/1,241,624.97 = 532,470.78/x
  3. Step 3: Cross multiply
    899,755.56x = 1,241,624.97 × 532,470.78
  4. Step 4: Simplify right side
    899,755.56x = 661,129,016,243.38
  5. Step 5: Solve for x
    x = 661,129,016,243.38/899,755.56
  6. Step 6: Final answer
    x = 734,787.36

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1.5x scale

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.