Home / 558,876.24-771,249.32-304,229.36

Finding the Fourth Proportional to 558,876.24, 771,249.32 and 304,229.36

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Solution

The fourth proportional to 558,876.24, 771,249.32 and 304,229.36 is: 419,836.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,876.24 : 771,249.32 = 304,229.36 : x
  2. Step 2: Convert to fraction form
    558,876.24/771,249.32 = 304,229.36/x
  3. Step 3: Cross multiply
    558,876.24x = 771,249.32 × 304,229.36
  4. Step 4: Simplify right side
    558,876.24x = 234,636,687,024.04
  5. Step 5: Solve for x
    x = 234,636,687,024.04/558,876.24
  6. Step 6: Final answer
    x = 419,836.58

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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.