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Finding the Fourth Proportional to 1,501.52, 2,246.52 and 852.56

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Solution

The fourth proportional to 1,501.52, 2,246.52 and 852.56 is: 1,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.52 : 2,246.52 = 852.56 : x
  2. Step 2: Convert to fraction form
    1,501.52/2,246.52 = 852.56/x
  3. Step 3: Cross multiply
    1,501.52x = 2,246.52 × 852.56
  4. Step 4: Simplify right side
    1,501.52x = 1,915,293.09
  5. Step 5: Solve for x
    x = 1,915,293.09/1,501.52
  6. Step 6: Final answer
    x = 1,275.57

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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.