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Finding the Fourth Proportional to 299,245.32, 448,493.22 and 149,527.62

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Solution

The fourth proportional to 299,245.32, 448,493.22 and 149,527.62 is: 224,104.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,245.32 : 448,493.22 = 149,527.62 : x
  2. Step 2: Convert to fraction form
    299,245.32/448,493.22 = 149,527.62/x
  3. Step 3: Cross multiply
    299,245.32x = 448,493.22 × 149,527.62
  4. Step 4: Simplify right side
    299,245.32x = 67,062,123,772.74
  5. Step 5: Solve for x
    x = 67,062,123,772.74/299,245.32
  6. Step 6: Final answer
    x = 224,104.17

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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.