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Finding the Fourth Proportional to 371.60, 554.02 and 363.08

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Solution

The fourth proportional to 371.60, 554.02 and 363.08 is: 541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.60 : 554.02 = 363.08 : x
  2. Step 2: Convert to fraction form
    371.60/554.02 = 363.08/x
  3. Step 3: Cross multiply
    371.60x = 554.02 × 363.08
  4. Step 4: Simplify right side
    371.60x = 201,153.58
  5. Step 5: Solve for x
    x = 201,153.58/371.60
  6. Step 6: Final answer
    x = 541.32

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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.