Home / 669,274.41-1,003,534.34-219,874.61

Finding the Fourth Proportional to 669,274.41, 1,003,534.34 and 219,874.61

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Solution

The fourth proportional to 669,274.41, 1,003,534.34 and 219,874.61 is: 329,687.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,274.41 : 1,003,534.34 = 219,874.61 : x
  2. Step 2: Convert to fraction form
    669,274.41/1,003,534.34 = 219,874.61/x
  3. Step 3: Cross multiply
    669,274.41x = 1,003,534.34 × 219,874.61
  4. Step 4: Simplify right side
    669,274.41x = 220,651,715,512.06
  5. Step 5: Solve for x
    x = 220,651,715,512.06/669,274.41
  6. Step 6: Final answer
    x = 329,687.96

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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.