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Finding the Fourth Proportional to 292.52, 401.54 and 266.60

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Solution

The fourth proportional to 292.52, 401.54 and 266.60 is: 365.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.52 : 401.54 = 266.60 : x
  2. Step 2: Convert to fraction form
    292.52/401.54 = 266.60/x
  3. Step 3: Cross multiply
    292.52x = 401.54 × 266.60
  4. Step 4: Simplify right side
    292.52x = 107,050.56
  5. Step 5: Solve for x
    x = 107,050.56/292.52
  6. Step 6: Final answer
    x = 365.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.