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Finding the Fourth Proportional to 449,626.80, 674,245.80 and 224,900.40

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Solution

The fourth proportional to 449,626.80, 674,245.80 and 224,900.40 is: 337,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,626.80 : 674,245.80 = 224,900.40 : x
  2. Step 2: Convert to fraction form
    449,626.80/674,245.80 = 224,900.40/x
  3. Step 3: Cross multiply
    449,626.80x = 674,245.80 × 224,900.40
  4. Step 4: Simplify right side
    449,626.80x = 151,638,150,118.32
  5. Step 5: Solve for x
    x = 151,638,150,118.32/449,626.80
  6. Step 6: Final answer
    x = 337,253.36

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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.