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Finding the Fourth Proportional to 406.32, 609.38 and 244.04

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Solution

The fourth proportional to 406.32, 609.38 and 244.04 is: 366.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    406.32 : 609.38 = 244.04 : x
  2. Step 2: Convert to fraction form
    406.32/609.38 = 244.04/x
  3. Step 3: Cross multiply
    406.32x = 609.38 × 244.04
  4. Step 4: Simplify right side
    406.32x = 148,713.10
  5. Step 5: Solve for x
    x = 148,713.10/406.32
  6. Step 6: Final answer
    x = 366.00

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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.