Home / 558,336.16-837,186.88-381,057.92

Finding the Fourth Proportional to 558,336.16, 837,186.88 and 381,057.92

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Solution

The fourth proportional to 558,336.16, 837,186.88 and 381,057.92 is: 571,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,336.16 : 837,186.88 = 381,057.92 : x
  2. Step 2: Convert to fraction form
    558,336.16/837,186.88 = 381,057.92/x
  3. Step 3: Cross multiply
    558,336.16x = 837,186.88 × 381,057.92
  4. Step 4: Simplify right side
    558,336.16x = 319,016,691,144.09
  5. Step 5: Solve for x
    x = 319,016,691,144.09/558,336.16
  6. Step 6: Final answer
    x = 571,370.29

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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.