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Finding the Fourth Proportional to 311,195.40, 466,793.10 and 100,833.34

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Solution

The fourth proportional to 311,195.40, 466,793.10 and 100,833.34 is: 151,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,195.40 : 466,793.10 = 100,833.34 : x
  2. Step 2: Convert to fraction form
    311,195.40/466,793.10 = 100,833.34/x
  3. Step 3: Cross multiply
    311,195.40x = 466,793.10 × 100,833.34
  4. Step 4: Simplify right side
    311,195.40x = 47,068,306,194.97
  5. Step 5: Solve for x
    x = 47,068,306,194.97/311,195.40
  6. Step 6: Final answer
    x = 151,250.01

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1.5x scale

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.