Home / 875,546.92-1,309,318.17-636,464.08

Finding the Fourth Proportional to 875,546.92, 1,309,318.17 and 636,464.08

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Solution

The fourth proportional to 875,546.92, 1,309,318.17 and 636,464.08 is: 951,786.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,546.92 : 1,309,318.17 = 636,464.08 : x
  2. Step 2: Convert to fraction form
    875,546.92/1,309,318.17 = 636,464.08/x
  3. Step 3: Cross multiply
    875,546.92x = 1,309,318.17 × 636,464.08
  4. Step 4: Simplify right side
    875,546.92x = 833,333,984,496.33
  5. Step 5: Solve for x
    x = 833,333,984,496.33/875,546.92
  6. Step 6: Final answer
    x = 951,786.78

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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.