Home / 335,422.80-503,134.28-229,921.92

Finding the Fourth Proportional to 335,422.80, 503,134.28 and 229,921.92

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Solution

The fourth proportional to 335,422.80, 503,134.28 and 229,921.92 is: 344,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,422.80 : 503,134.28 = 229,921.92 : x
  2. Step 2: Convert to fraction form
    335,422.80/503,134.28 = 229,921.92/x
  3. Step 3: Cross multiply
    335,422.80x = 503,134.28 × 229,921.92
  4. Step 4: Simplify right side
    335,422.80x = 115,681,599,675.42
  5. Step 5: Solve for x
    x = 115,681,599,675.42/335,422.80
  6. Step 6: Final answer
    x = 344,882.93

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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.