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Finding the Fourth Proportional to 350.57, 525.02 and 177.02

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Solution

The fourth proportional to 350.57, 525.02 and 177.02 is: 265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.57 : 525.02 = 177.02 : x
  2. Step 2: Convert to fraction form
    350.57/525.02 = 177.02/x
  3. Step 3: Cross multiply
    350.57x = 525.02 × 177.02
  4. Step 4: Simplify right side
    350.57x = 92,939.04
  5. Step 5: Solve for x
    x = 92,939.04/350.57
  6. Step 6: Final answer
    x = 265.11

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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.