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Finding the Fourth Proportional to 295.62, 440.27 and 294.12

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Solution

The fourth proportional to 295.62, 440.27 and 294.12 is: 438.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.62 : 440.27 = 294.12 : x
  2. Step 2: Convert to fraction form
    295.62/440.27 = 294.12/x
  3. Step 3: Cross multiply
    295.62x = 440.27 × 294.12
  4. Step 4: Simplify right side
    295.62x = 129,490.74
  5. Step 5: Solve for x
    x = 129,490.74/295.62
  6. Step 6: Final answer
    x = 438.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.