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Finding the Fourth Proportional to 463.00, 694.23 and 188.77

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Solution

The fourth proportional to 463.00, 694.23 and 188.77 is: 283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.00 : 694.23 = 188.77 : x
  2. Step 2: Convert to fraction form
    463.00/694.23 = 188.77/x
  3. Step 3: Cross multiply
    463.00x = 694.23 × 188.77
  4. Step 4: Simplify right side
    463.00x = 131,050.66
  5. Step 5: Solve for x
    x = 131,050.66/463.00
  6. Step 6: Final answer
    x = 283.05

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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.