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Finding the Fourth Proportional to 366.86, 549.25 and 293.36

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Solution

The fourth proportional to 366.86, 549.25 and 293.36 is: 439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.86 : 549.25 = 293.36 : x
  2. Step 2: Convert to fraction form
    366.86/549.25 = 293.36/x
  3. Step 3: Cross multiply
    366.86x = 549.25 × 293.36
  4. Step 4: Simplify right side
    366.86x = 161,127.98
  5. Step 5: Solve for x
    x = 161,127.98/366.86
  6. Step 6: Final answer
    x = 439.21

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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.