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Finding the Fourth Proportional to 1,232.65, 1,699.94 and 952.46

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Solution

The fourth proportional to 1,232.65, 1,699.94 and 952.46 is: 1,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.65 : 1,699.94 = 952.46 : x
  2. Step 2: Convert to fraction form
    1,232.65/1,699.94 = 952.46/x
  3. Step 3: Cross multiply
    1,232.65x = 1,699.94 × 952.46
  4. Step 4: Simplify right side
    1,232.65x = 1,619,116.35
  5. Step 5: Solve for x
    x = 1,619,116.35/1,232.65
  6. Step 6: Final answer
    x = 1,313.52

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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.