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Finding the Fourth Proportional to 371.04, 552.81 and 352.68

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Solution

The fourth proportional to 371.04, 552.81 and 352.68 is: 525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.04 : 552.81 = 352.68 : x
  2. Step 2: Convert to fraction form
    371.04/552.81 = 352.68/x
  3. Step 3: Cross multiply
    371.04x = 552.81 × 352.68
  4. Step 4: Simplify right side
    371.04x = 194,965.03
  5. Step 5: Solve for x
    x = 194,965.03/371.04
  6. Step 6: Final answer
    x = 525.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.