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Finding the Fourth Proportional to 371.01, 556.41 and 250.02

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Solution

The fourth proportional to 371.01, 556.41 and 250.02 is: 374.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.01 : 556.41 = 250.02 : x
  2. Step 2: Convert to fraction form
    371.01/556.41 = 250.02/x
  3. Step 3: Cross multiply
    371.01x = 556.41 × 250.02
  4. Step 4: Simplify right side
    371.01x = 139,113.63
  5. Step 5: Solve for x
    x = 139,113.63/371.01
  6. Step 6: Final answer
    x = 374.96

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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.