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Finding the Fourth Proportional to 750.92, 1,036 and 452.04

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Solution

The fourth proportional to 750.92, 1,036 and 452.04 is: 623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    750.92 : 1,036 = 452.04 : x
  2. Step 2: Convert to fraction form
    750.92/1,036 = 452.04/x
  3. Step 3: Cross multiply
    750.92x = 1,036 × 452.04
  4. Step 4: Simplify right side
    750.92x = 468,313.44
  5. Step 5: Solve for x
    x = 468,313.44/750.92
  6. Step 6: Final answer
    x = 623.65

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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.