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Finding the Fourth Proportional to 1,473.92, 2,033.16 and 852.56

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Solution

The fourth proportional to 1,473.92, 2,033.16 and 852.56 is: 1,176.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.92 : 2,033.16 = 852.56 : x
  2. Step 2: Convert to fraction form
    1,473.92/2,033.16 = 852.56/x
  3. Step 3: Cross multiply
    1,473.92x = 2,033.16 × 852.56
  4. Step 4: Simplify right side
    1,473.92x = 1,733,390.89
  5. Step 5: Solve for x
    x = 1,733,390.89/1,473.92
  6. Step 6: Final answer
    x = 1,176.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.