Home / 251,326.92-347,184.18-228,625.86

Finding the Fourth Proportional to 251,326.92, 347,184.18 and 228,625.86

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Solution

The fourth proportional to 251,326.92, 347,184.18 and 228,625.86 is: 315,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,326.92 : 347,184.18 = 228,625.86 : x
  2. Step 2: Convert to fraction form
    251,326.92/347,184.18 = 228,625.86/x
  3. Step 3: Cross multiply
    251,326.92x = 347,184.18 × 228,625.86
  4. Step 4: Simplify right side
    251,326.92x = 79,375,281,730.89
  5. Step 5: Solve for x
    x = 79,375,281,730.89/251,326.92
  6. Step 6: Final answer
    x = 315,824.83

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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.