Home / 311,949.40-467,924.10-112,276.30

Finding the Fourth Proportional to 311,949.40, 467,924.10 and 112,276.30

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Solution

The fourth proportional to 311,949.40, 467,924.10 and 112,276.30 is: 168,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,949.40 : 467,924.10 = 112,276.30 : x
  2. Step 2: Convert to fraction form
    311,949.40/467,924.10 = 112,276.30/x
  3. Step 3: Cross multiply
    311,949.40x = 467,924.10 × 112,276.30
  4. Step 4: Simplify right side
    311,949.40x = 52,536,786,628.83
  5. Step 5: Solve for x
    x = 52,536,786,628.83/311,949.40
  6. Step 6: Final answer
    x = 168,414.45

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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.