Home / 558,876.88-771,250.18-304,229.98

Finding the Fourth Proportional to 558,876.88, 771,250.18 and 304,229.98

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Solution

The fourth proportional to 558,876.88, 771,250.18 and 304,229.98 is: 419,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,876.88 : 771,250.18 = 304,229.98 : x
  2. Step 2: Convert to fraction form
    558,876.88/771,250.18 = 304,229.98/x
  3. Step 3: Cross multiply
    558,876.88x = 771,250.18 × 304,229.98
  4. Step 4: Simplify right side
    558,876.88x = 234,637,426,836.40
  5. Step 5: Solve for x
    x = 234,637,426,836.40/558,876.88
  6. Step 6: Final answer
    x = 419,837.42

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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.