Home / 498,204.24-687,538.44-271,862.16

Finding the Fourth Proportional to 498,204.24, 687,538.44 and 271,862.16

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Solution

The fourth proportional to 498,204.24, 687,538.44 and 271,862.16 is: 375,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,204.24 : 687,538.44 = 271,862.16 : x
  2. Step 2: Convert to fraction form
    498,204.24/687,538.44 = 271,862.16/x
  3. Step 3: Cross multiply
    498,204.24x = 687,538.44 × 271,862.16
  4. Step 4: Simplify right side
    498,204.24x = 186,915,685,381.43
  5. Step 5: Solve for x
    x = 186,915,685,381.43/498,204.24
  6. Step 6: Final answer
    x = 375,178.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.