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Finding the Fourth Proportional to 887.92, 1,225.94 and 594.04

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Solution

The fourth proportional to 887.92, 1,225.94 and 594.04 is: 820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    887.92 : 1,225.94 = 594.04 : x
  2. Step 2: Convert to fraction form
    887.92/1,225.94 = 594.04/x
  3. Step 3: Cross multiply
    887.92x = 1,225.94 × 594.04
  4. Step 4: Simplify right side
    887.92x = 728,255.82
  5. Step 5: Solve for x
    x = 728,255.82/887.92
  6. Step 6: Final answer
    x = 820.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.