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Finding the Fourth Proportional to 600.55, 901.10 and 253.97

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Solution

The fourth proportional to 600.55, 901.10 and 253.97 is: 381.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.55 : 901.10 = 253.97 : x
  2. Step 2: Convert to fraction form
    600.55/901.10 = 253.97/x
  3. Step 3: Cross multiply
    600.55x = 901.10 × 253.97
  4. Step 4: Simplify right side
    600.55x = 228,851.16
  5. Step 5: Solve for x
    x = 228,851.16/600.55
  6. Step 6: Final answer
    x = 381.07

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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.