Home / 732,415.38-1,098,614.89-258,990.04

Finding the Fourth Proportional to 732,415.38, 1,098,614.89 and 258,990.04

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Solution

The fourth proportional to 732,415.38, 1,098,614.89 and 258,990.04 is: 388,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,415.38 : 1,098,614.89 = 258,990.04 : x
  2. Step 2: Convert to fraction form
    732,415.38/1,098,614.89 = 258,990.04/x
  3. Step 3: Cross multiply
    732,415.38x = 1,098,614.89 × 258,990.04
  4. Step 4: Simplify right side
    732,415.38x = 284,530,314,305.70
  5. Step 5: Solve for x
    x = 284,530,314,305.70/732,415.38
  6. Step 6: Final answer
    x = 388,482.17

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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.