Home / 279,444.24-419,167.44-146,363.76

Finding the Fourth Proportional to 279,444.24, 419,167.44 and 146,363.76

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Solution

The fourth proportional to 279,444.24, 419,167.44 and 146,363.76 is: 219,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,444.24 : 419,167.44 = 146,363.76 : x
  2. Step 2: Convert to fraction form
    279,444.24/419,167.44 = 146,363.76/x
  3. Step 3: Cross multiply
    279,444.24x = 419,167.44 × 146,363.76
  4. Step 4: Simplify right side
    279,444.24x = 61,350,922,587.97
  5. Step 5: Solve for x
    x = 61,350,922,587.97/279,444.24
  6. Step 6: Final answer
    x = 219,546.21

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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.