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Finding the Fourth Proportional to 587.88, 810.50 and 366.44

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Solution

The fourth proportional to 587.88, 810.50 and 366.44 is: 505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.88 : 810.50 = 366.44 : x
  2. Step 2: Convert to fraction form
    587.88/810.50 = 366.44/x
  3. Step 3: Cross multiply
    587.88x = 810.50 × 366.44
  4. Step 4: Simplify right side
    587.88x = 296,999.62
  5. Step 5: Solve for x
    x = 296,999.62/587.88
  6. Step 6: Final answer
    x = 505.20

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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.