Home / 918,747.16-1,379,387.83-633,761.92

Finding the Fourth Proportional to 918,747.16, 1,379,387.83 and 633,761.92

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Solution

The fourth proportional to 918,747.16, 1,379,387.83 and 633,761.92 is: 951,516.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,747.16 : 1,379,387.83 = 633,761.92 : x
  2. Step 2: Convert to fraction form
    918,747.16/1,379,387.83 = 633,761.92/x
  3. Step 3: Cross multiply
    918,747.16x = 1,379,387.83 × 633,761.92
  4. Step 4: Simplify right side
    918,747.16x = 874,203,479,565.43
  5. Step 5: Solve for x
    x = 874,203,479,565.43/918,747.16
  6. Step 6: Final answer
    x = 951,516.94

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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.