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Finding the Fourth Proportional to 592.80, 888.96 and 268.12

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Solution

The fourth proportional to 592.80, 888.96 and 268.12 is: 402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.80 : 888.96 = 268.12 : x
  2. Step 2: Convert to fraction form
    592.80/888.96 = 268.12/x
  3. Step 3: Cross multiply
    592.80x = 888.96 × 268.12
  4. Step 4: Simplify right side
    592.80x = 238,347.96
  5. Step 5: Solve for x
    x = 238,347.96/592.80
  6. Step 6: Final answer
    x = 402.07

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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.