Home / 251,323.16-347,178.96-228,622.10

Finding the Fourth Proportional to 251,323.16, 347,178.96 and 228,622.10

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Solution

The fourth proportional to 251,323.16, 347,178.96 and 228,622.10 is: 315,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,323.16 : 347,178.96 = 228,622.10 : x
  2. Step 2: Convert to fraction form
    251,323.16/347,178.96 = 228,622.10/x
  3. Step 3: Cross multiply
    251,323.16x = 347,178.96 × 228,622.10
  4. Step 4: Simplify right side
    251,323.16x = 79,372,781,175.12
  5. Step 5: Solve for x
    x = 79,372,781,175.12/251,323.16
  6. Step 6: Final answer
    x = 315,819.61

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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.