Home / 392,733.42-541,878.03-231,575.82

Finding the Fourth Proportional to 392,733.42, 541,878.03 and 231,575.82

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Solution

The fourth proportional to 392,733.42, 541,878.03 and 231,575.82 is: 319,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,733.42 : 541,878.03 = 231,575.82 : x
  2. Step 2: Convert to fraction form
    392,733.42/541,878.03 = 231,575.82/x
  3. Step 3: Cross multiply
    392,733.42x = 541,878.03 × 231,575.82
  4. Step 4: Simplify right side
    392,733.42x = 125,485,849,137.24
  5. Step 5: Solve for x
    x = 125,485,849,137.24/392,733.42
  6. Step 6: Final answer
    x = 319,519.15

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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.