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Finding the Fourth Proportional to 894.44, 1,234.33 and 501.47

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Solution

The fourth proportional to 894.44, 1,234.33 and 501.47 is: 692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.44 : 1,234.33 = 501.47 : x
  2. Step 2: Convert to fraction form
    894.44/1,234.33 = 501.47/x
  3. Step 3: Cross multiply
    894.44x = 1,234.33 × 501.47
  4. Step 4: Simplify right side
    894.44x = 618,979.47
  5. Step 5: Solve for x
    x = 618,979.47/894.44
  6. Step 6: Final answer
    x = 692.03

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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.