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Finding the Fourth Proportional to 896.07, 1,343.15 and 375.95

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Solution

The fourth proportional to 896.07, 1,343.15 and 375.95 is: 563.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    896.07 : 1,343.15 = 375.95 : x
  2. Step 2: Convert to fraction form
    896.07/1,343.15 = 375.95/x
  3. Step 3: Cross multiply
    896.07x = 1,343.15 × 375.95
  4. Step 4: Simplify right side
    896.07x = 504,948.65
  5. Step 5: Solve for x
    x = 504,948.65/896.07
  6. Step 6: Final answer
    x = 563.51

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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.