Home / 836,819.01-1,254,492.66-331,734.78

Finding the Fourth Proportional to 836,819.01, 1,254,492.66 and 331,734.78

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Solution

The fourth proportional to 836,819.01, 1,254,492.66 and 331,734.78 is: 497,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,819.01 : 1,254,492.66 = 331,734.78 : x
  2. Step 2: Convert to fraction form
    836,819.01/1,254,492.66 = 331,734.78/x
  3. Step 3: Cross multiply
    836,819.01x = 1,254,492.66 × 331,734.78
  4. Step 4: Simplify right side
    836,819.01x = 416,158,846,576.72
  5. Step 5: Solve for x
    x = 416,158,846,576.72/836,819.01
  6. Step 6: Final answer
    x = 497,310.46

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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.