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Finding the Fourth Proportional to 292.05, 437.85 and 176.36

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Solution

The fourth proportional to 292.05, 437.85 and 176.36 is: 264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.05 : 437.85 = 176.36 : x
  2. Step 2: Convert to fraction form
    292.05/437.85 = 176.36/x
  3. Step 3: Cross multiply
    292.05x = 437.85 × 176.36
  4. Step 4: Simplify right side
    292.05x = 77,217.04
  5. Step 5: Solve for x
    x = 77,217.04/292.05
  6. Step 6: Final answer
    x = 264.40

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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.