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Finding the Fourth Proportional to 366.27, 505.10 and 314.00

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Solution

The fourth proportional to 366.27, 505.10 and 314.00 is: 433.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.27 : 505.10 = 314.00 : x
  2. Step 2: Convert to fraction form
    366.27/505.10 = 314.00/x
  3. Step 3: Cross multiply
    366.27x = 505.10 × 314.00
  4. Step 4: Simplify right side
    366.27x = 158,597.30
  5. Step 5: Solve for x
    x = 158,597.30/366.27
  6. Step 6: Final answer
    x = 433.01

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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.