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Finding the Fourth Proportional to 448,473.65, 618,882.19 and 244,524.96

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Solution

The fourth proportional to 448,473.65, 618,882.19 and 244,524.96 is: 337,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,473.65 : 618,882.19 = 244,524.96 : x
  2. Step 2: Convert to fraction form
    448,473.65/618,882.19 = 244,524.96/x
  3. Step 3: Cross multiply
    448,473.65x = 618,882.19 × 244,524.96
  4. Step 4: Simplify right side
    448,473.65x = 151,332,142,143.15
  5. Step 5: Solve for x
    x = 151,332,142,143.15/448,473.65
  6. Step 6: Final answer
    x = 337,438.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.