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Finding the Fourth Proportional to 894.16, 1,233.95 and 501.27

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Solution

The fourth proportional to 894.16, 1,233.95 and 501.27 is: 691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.16 : 1,233.95 = 501.27 : x
  2. Step 2: Convert to fraction form
    894.16/1,233.95 = 501.27/x
  3. Step 3: Cross multiply
    894.16x = 1,233.95 × 501.27
  4. Step 4: Simplify right side
    894.16x = 618,546.45
  5. Step 5: Solve for x
    x = 618,546.45/894.16
  6. Step 6: Final answer
    x = 691.76

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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.