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Finding the Fourth Proportional to 292.10, 403.04 and 175.66

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Solution

The fourth proportional to 292.10, 403.04 and 175.66 is: 242.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.10 : 403.04 = 175.66 : x
  2. Step 2: Convert to fraction form
    292.10/403.04 = 175.66/x
  3. Step 3: Cross multiply
    292.10x = 403.04 × 175.66
  4. Step 4: Simplify right side
    292.10x = 70,798.01
  5. Step 5: Solve for x
    x = 70,798.01/292.10
  6. Step 6: Final answer
    x = 242.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.