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Finding the Fourth Proportional to 254.05, 348.01 and 253.33

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Solution

The fourth proportional to 254.05, 348.01 and 253.33 is: 347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.05 : 348.01 = 253.33 : x
  2. Step 2: Convert to fraction form
    254.05/348.01 = 253.33/x
  3. Step 3: Cross multiply
    254.05x = 348.01 × 253.33
  4. Step 4: Simplify right side
    254.05x = 88,162.01
  5. Step 5: Solve for x
    x = 88,162.01/254.05
  6. Step 6: Final answer
    x = 347.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.