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Finding the Fourth Proportional to 888.42, 1,330.02 and 592.26

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Solution

The fourth proportional to 888.42, 1,330.02 and 592.26 is: 886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.42 : 1,330.02 = 592.26 : x
  2. Step 2: Convert to fraction form
    888.42/1,330.02 = 592.26/x
  3. Step 3: Cross multiply
    888.42x = 1,330.02 × 592.26
  4. Step 4: Simplify right side
    888.42x = 787,717.65
  5. Step 5: Solve for x
    x = 787,717.65/888.42
  6. Step 6: Final answer
    x = 886.65

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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.