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Finding the Fourth Proportional to 350.88, 525.51 and 242.34

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Solution

The fourth proportional to 350.88, 525.51 and 242.34 is: 362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.88 : 525.51 = 242.34 : x
  2. Step 2: Convert to fraction form
    350.88/525.51 = 242.34/x
  3. Step 3: Cross multiply
    350.88x = 525.51 × 242.34
  4. Step 4: Simplify right side
    350.88x = 127,352.09
  5. Step 5: Solve for x
    x = 127,352.09/350.88
  6. Step 6: Final answer
    x = 362.95

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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.