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Finding the Fourth Proportional to 587.30, 881.06 and 176.46

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Solution

The fourth proportional to 587.30, 881.06 and 176.46 is: 264.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.30 : 881.06 = 176.46 : x
  2. Step 2: Convert to fraction form
    587.30/881.06 = 176.46/x
  3. Step 3: Cross multiply
    587.30x = 881.06 × 176.46
  4. Step 4: Simplify right side
    587.30x = 155,470.97
  5. Step 5: Solve for x
    x = 155,470.97/587.30
  6. Step 6: Final answer
    x = 264.72

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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.