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Finding the Fourth Proportional to 349.88, 524.08 and 176.02

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Solution

The fourth proportional to 349.88, 524.08 and 176.02 is: 263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.88 : 524.08 = 176.02 : x
  2. Step 2: Convert to fraction form
    349.88/524.08 = 176.02/x
  3. Step 3: Cross multiply
    349.88x = 524.08 × 176.02
  4. Step 4: Simplify right side
    349.88x = 92,250.67
  5. Step 5: Solve for x
    x = 92,250.67/349.88
  6. Step 6: Final answer
    x = 263.66

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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.