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Finding the Fourth Proportional to 894.22, 1,233.68 and 562.52

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Solution

The fourth proportional to 894.22, 1,233.68 and 562.52 is: 776.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.22 : 1,233.68 = 562.52 : x
  2. Step 2: Convert to fraction form
    894.22/1,233.68 = 562.52/x
  3. Step 3: Cross multiply
    894.22x = 1,233.68 × 562.52
  4. Step 4: Simplify right side
    894.22x = 693,969.67
  5. Step 5: Solve for x
    x = 693,969.67/894.22
  6. Step 6: Final answer
    x = 776.06

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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.