Home / 449,251.28-673,874.20-112,290.24

Finding the Fourth Proportional to 449,251.28, 673,874.20 and 112,290.24

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Solution

The fourth proportional to 449,251.28, 673,874.20 and 112,290.24 is: 168,434.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,251.28 : 673,874.20 = 112,290.24 : x
  2. Step 2: Convert to fraction form
    449,251.28/673,874.20 = 112,290.24/x
  3. Step 3: Cross multiply
    449,251.28x = 673,874.20 × 112,290.24
  4. Step 4: Simplify right side
    449,251.28x = 75,669,495,647.81
  5. Step 5: Solve for x
    x = 75,669,495,647.81/449,251.28
  6. Step 6: Final answer
    x = 168,434.68

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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.