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Finding the Fourth Proportional to 292.56, 437.80 and 176.92

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Solution

The fourth proportional to 292.56, 437.80 and 176.92 is: 264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.56 : 437.80 = 176.92 : x
  2. Step 2: Convert to fraction form
    292.56/437.80 = 176.92/x
  3. Step 3: Cross multiply
    292.56x = 437.80 × 176.92
  4. Step 4: Simplify right side
    292.56x = 77,455.58
  5. Step 5: Solve for x
    x = 77,455.58/292.56
  6. Step 6: Final answer
    x = 264.75

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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.