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Finding the Fourth Proportional to 253.08, 377.22 and 250.62

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Solution

The fourth proportional to 253.08, 377.22 and 250.62 is: 373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    253.08 : 377.22 = 250.62 : x
  2. Step 2: Convert to fraction form
    253.08/377.22 = 250.62/x
  3. Step 3: Cross multiply
    253.08x = 377.22 × 250.62
  4. Step 4: Simplify right side
    253.08x = 94,538.88
  5. Step 5: Solve for x
    x = 94,538.88/253.08
  6. Step 6: Final answer
    x = 373.55

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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.