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Finding the Fourth Proportional to 253.46, 377.58 and 241.72

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Solution

The fourth proportional to 253.46, 377.58 and 241.72 is: 360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    253.46 : 377.58 = 241.72 : x
  2. Step 2: Convert to fraction form
    253.46/377.58 = 241.72/x
  3. Step 3: Cross multiply
    253.46x = 377.58 × 241.72
  4. Step 4: Simplify right side
    253.46x = 91,267.24
  5. Step 5: Solve for x
    x = 91,267.24/253.46
  6. Step 6: Final answer
    x = 360.08

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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.