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Finding the Fourth Proportional to 1,150.82, 1,725.22 and 602.46

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Solution

The fourth proportional to 1,150.82, 1,725.22 and 602.46 is: 903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.82 : 1,725.22 = 602.46 : x
  2. Step 2: Convert to fraction form
    1,150.82/1,725.22 = 602.46/x
  3. Step 3: Cross multiply
    1,150.82x = 1,725.22 × 602.46
  4. Step 4: Simplify right side
    1,150.82x = 1,039,376.04
  5. Step 5: Solve for x
    x = 1,039,376.04/1,150.82
  6. Step 6: Final answer
    x = 903.16

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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.