Home / 449,120.72-673,116.92-224,543.68

Finding the Fourth Proportional to 449,120.72, 673,116.92 and 224,543.68

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Solution

The fourth proportional to 449,120.72, 673,116.92 and 224,543.68 is: 336,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,120.72 : 673,116.92 = 224,543.68 : x
  2. Step 2: Convert to fraction form
    449,120.72/673,116.92 = 224,543.68/x
  3. Step 3: Cross multiply
    449,120.72x = 673,116.92 × 224,543.68
  4. Step 4: Simplify right side
    449,120.72x = 151,144,150,287.07
  5. Step 5: Solve for x
    x = 151,144,150,287.07/449,120.72
  6. Step 6: Final answer
    x = 336,533.46

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Similar ratio
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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.