Home / 379,310.06-568,965.11-98,827.31

Finding the Fourth Proportional to 379,310.06, 568,965.11 and 98,827.31

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Solution

The fourth proportional to 379,310.06, 568,965.11 and 98,827.31 is: 148,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,310.06 : 568,965.11 = 98,827.31 : x
  2. Step 2: Convert to fraction form
    379,310.06/568,965.11 = 98,827.31/x
  3. Step 3: Cross multiply
    379,310.06x = 568,965.11 × 98,827.31
  4. Step 4: Simplify right side
    379,310.06x = 56,229,292,233.43
  5. Step 5: Solve for x
    x = 56,229,292,233.43/379,310.06
  6. Step 6: Final answer
    x = 148,240.97

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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.