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Finding the Fourth Proportional to 371.93, 554.51 and 362.32

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Solution

The fourth proportional to 371.93, 554.51 and 362.32 is: 540.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.93 : 554.51 = 362.32 : x
  2. Step 2: Convert to fraction form
    371.93/554.51 = 362.32/x
  3. Step 3: Cross multiply
    371.93x = 554.51 × 362.32
  4. Step 4: Simplify right side
    371.93x = 200,909.58
  5. Step 5: Solve for x
    x = 200,909.58/371.93
  6. Step 6: Final answer
    x = 540.19

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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.