Home / 729,644.40-1,094,470.25-329,817.06

Finding the Fourth Proportional to 729,644.40, 1,094,470.25 and 329,817.06

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Solution

The fourth proportional to 729,644.40, 1,094,470.25 and 329,817.06 is: 494,727.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,644.40 : 1,094,470.25 = 329,817.06 : x
  2. Step 2: Convert to fraction form
    729,644.40/1,094,470.25 = 329,817.06/x
  3. Step 3: Cross multiply
    729,644.40x = 1,094,470.25 × 329,817.06
  4. Step 4: Simplify right side
    729,644.40x = 360,974,958,463.38
  5. Step 5: Solve for x
    x = 360,974,958,463.38/729,644.40
  6. Step 6: Final answer
    x = 494,727.24

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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.