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Finding the Fourth Proportional to 444.63, 667.04 and 152.11

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Solution

The fourth proportional to 444.63, 667.04 and 152.11 is: 228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.63 : 667.04 = 152.11 : x
  2. Step 2: Convert to fraction form
    444.63/667.04 = 152.11/x
  3. Step 3: Cross multiply
    444.63x = 667.04 × 152.11
  4. Step 4: Simplify right side
    444.63x = 101,463.45
  5. Step 5: Solve for x
    x = 101,463.45/444.63
  6. Step 6: Final answer
    x = 228.20

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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.