Home / 449,263.28-673,892.20-112,302.24

Finding the Fourth Proportional to 449,263.28, 673,892.20 and 112,302.24

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Solution

The fourth proportional to 449,263.28, 673,892.20 and 112,302.24 is: 168,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,263.28 : 673,892.20 = 112,302.24 : x
  2. Step 2: Convert to fraction form
    449,263.28/673,892.20 = 112,302.24/x
  3. Step 3: Cross multiply
    449,263.28x = 673,892.20 × 112,302.24
  4. Step 4: Simplify right side
    449,263.28x = 75,679,603,578.53
  5. Step 5: Solve for x
    x = 75,679,603,578.53/449,263.28
  6. Step 6: Final answer
    x = 168,452.68

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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.