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Finding the Fourth Proportional to 352.36, 526.04 and 269.66

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Solution

The fourth proportional to 352.36, 526.04 and 269.66 is: 402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.36 : 526.04 = 269.66 : x
  2. Step 2: Convert to fraction form
    352.36/526.04 = 269.66/x
  3. Step 3: Cross multiply
    352.36x = 526.04 × 269.66
  4. Step 4: Simplify right side
    352.36x = 141,849.99
  5. Step 5: Solve for x
    x = 141,849.99/352.36
  6. Step 6: Final answer
    x = 402.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.