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Finding the Fourth Proportional to 355.46, 532.46 and 351.14

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Solution

The fourth proportional to 355.46, 532.46 and 351.14 is: 525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.46 : 532.46 = 351.14 : x
  2. Step 2: Convert to fraction form
    355.46/532.46 = 351.14/x
  3. Step 3: Cross multiply
    355.46x = 532.46 × 351.14
  4. Step 4: Simplify right side
    355.46x = 186,968.00
  5. Step 5: Solve for x
    x = 186,968.00/355.46
  6. Step 6: Final answer
    x = 525.99

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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.