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Finding the Fourth Proportional to 883.89, 1,324.28 and 590.67

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Solution

The fourth proportional to 883.89, 1,324.28 and 590.67 is: 884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.89 : 1,324.28 = 590.67 : x
  2. Step 2: Convert to fraction form
    883.89/1,324.28 = 590.67/x
  3. Step 3: Cross multiply
    883.89x = 1,324.28 × 590.67
  4. Step 4: Simplify right side
    883.89x = 782,213.94
  5. Step 5: Solve for x
    x = 782,213.94/883.89
  6. Step 6: Final answer
    x = 884.97

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1.5x scale

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.