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Finding the Fourth Proportional to 467.81, 701.71 and 456.18

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Solution

The fourth proportional to 467.81, 701.71 and 456.18 is: 684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.81 : 701.71 = 456.18 : x
  2. Step 2: Convert to fraction form
    467.81/701.71 = 456.18/x
  3. Step 3: Cross multiply
    467.81x = 701.71 × 456.18
  4. Step 4: Simplify right side
    467.81x = 320,103.79
  5. Step 5: Solve for x
    x = 320,103.79/467.81
  6. Step 6: Final answer
    x = 684.27

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Double scale
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Similar ratio
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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.