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Finding the Fourth Proportional to 1,462.25, 2,193.32 and 366.62

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Solution

The fourth proportional to 1,462.25, 2,193.32 and 366.62 is: 549.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.25 : 2,193.32 = 366.62 : x
  2. Step 2: Convert to fraction form
    1,462.25/2,193.32 = 366.62/x
  3. Step 3: Cross multiply
    1,462.25x = 2,193.32 × 366.62
  4. Step 4: Simplify right side
    1,462.25x = 804,114.98
  5. Step 5: Solve for x
    x = 804,114.98/1,462.25
  6. Step 6: Final answer
    x = 549.92

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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.