Home / 416,624.24-574,942.92-225,637.04

Finding the Fourth Proportional to 416,624.24, 574,942.92 and 225,637.04

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Solution

The fourth proportional to 416,624.24, 574,942.92 and 225,637.04 is: 311,379.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,624.24 : 574,942.92 = 225,637.04 : x
  2. Step 2: Convert to fraction form
    416,624.24/574,942.92 = 225,637.04/x
  3. Step 3: Cross multiply
    416,624.24x = 574,942.92 × 225,637.04
  4. Step 4: Simplify right side
    416,624.24x = 129,728,418,637.76
  5. Step 5: Solve for x
    x = 129,728,418,637.76/416,624.24
  6. Step 6: Final answer
    x = 311,379.91

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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.