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Finding the Fourth Proportional to 440.56, 607.96 and 244.04

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Solution

The fourth proportional to 440.56, 607.96 and 244.04 is: 336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.56 : 607.96 = 244.04 : x
  2. Step 2: Convert to fraction form
    440.56/607.96 = 244.04/x
  3. Step 3: Cross multiply
    440.56x = 607.96 × 244.04
  4. Step 4: Simplify right side
    440.56x = 148,366.56
  5. Step 5: Solve for x
    x = 148,366.56/440.56
  6. Step 6: Final answer
    x = 336.77

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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.