Home / 558,374.82-838,045.80-292,321.44

Finding the Fourth Proportional to 558,374.82, 838,045.80 and 292,321.44

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Solution

The fourth proportional to 558,374.82, 838,045.80 and 292,321.44 is: 438,735.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,374.82 : 838,045.80 = 292,321.44 : x
  2. Step 2: Convert to fraction form
    558,374.82/838,045.80 = 292,321.44/x
  3. Step 3: Cross multiply
    558,374.82x = 838,045.80 × 292,321.44
  4. Step 4: Simplify right side
    558,374.82x = 244,978,755,041.95
  5. Step 5: Solve for x
    x = 244,978,755,041.95/558,374.82
  6. Step 6: Final answer
    x = 438,735.32

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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.