Home / 758,343.62-1,137,134.38-252,727.45

Finding the Fourth Proportional to 758,343.62, 1,137,134.38 and 252,727.45

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Solution

The fourth proportional to 758,343.62, 1,137,134.38 and 252,727.45 is: 378,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,343.62 : 1,137,134.38 = 252,727.45 : x
  2. Step 2: Convert to fraction form
    758,343.62/1,137,134.38 = 252,727.45/x
  3. Step 3: Cross multiply
    758,343.62x = 1,137,134.38 × 252,727.45
  4. Step 4: Simplify right side
    758,343.62x = 287,385,072,164.73
  5. Step 5: Solve for x
    x = 287,385,072,164.73/758,343.62
  6. Step 6: Final answer
    x = 378,964.19

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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.