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Finding the Fourth Proportional to 888.83, 1,333.94 and 341.18

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Solution

The fourth proportional to 888.83, 1,333.94 and 341.18 is: 512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.83 : 1,333.94 = 341.18 : x
  2. Step 2: Convert to fraction form
    888.83/1,333.94 = 341.18/x
  3. Step 3: Cross multiply
    888.83x = 1,333.94 × 341.18
  4. Step 4: Simplify right side
    888.83x = 455,105.27
  5. Step 5: Solve for x
    x = 455,105.27/888.83
  6. Step 6: Final answer
    x = 512.03

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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.