Home / 372,384.27-558,138.99-172,281.96

Finding the Fourth Proportional to 372,384.27, 558,138.99 and 172,281.96

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Solution

The fourth proportional to 372,384.27, 558,138.99 and 172,281.96 is: 258,220.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,384.27 : 558,138.99 = 172,281.96 : x
  2. Step 2: Convert to fraction form
    372,384.27/558,138.99 = 172,281.96/x
  3. Step 3: Cross multiply
    372,384.27x = 558,138.99 × 172,281.96
  4. Step 4: Simplify right side
    372,384.27x = 96,157,279,149.62
  5. Step 5: Solve for x
    x = 96,157,279,149.62/372,384.27
  6. Step 6: Final answer
    x = 258,220.57

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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.