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Finding the Fourth Proportional to 548.85, 823.24 and 366.36

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Solution

The fourth proportional to 548.85, 823.24 and 366.36 is: 549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.85 : 823.24 = 366.36 : x
  2. Step 2: Convert to fraction form
    548.85/823.24 = 366.36/x
  3. Step 3: Cross multiply
    548.85x = 823.24 × 366.36
  4. Step 4: Simplify right side
    548.85x = 301,602.21
  5. Step 5: Solve for x
    x = 301,602.21/548.85
  6. Step 6: Final answer
    x = 549.52

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.