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Finding the Fourth Proportional to 894.16, 1,341.25 and 244.90

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Solution

The fourth proportional to 894.16, 1,341.25 and 244.90 is: 367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.16 : 1,341.25 = 244.90 : x
  2. Step 2: Convert to fraction form
    894.16/1,341.25 = 244.90/x
  3. Step 3: Cross multiply
    894.16x = 1,341.25 × 244.90
  4. Step 4: Simplify right side
    894.16x = 328,469.07
  5. Step 5: Solve for x
    x = 328,469.07/894.16
  6. Step 6: Final answer
    x = 367.35

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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.