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Finding the Fourth Proportional to 594.42, 891.60 and 247.68

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Solution

The fourth proportional to 594.42, 891.60 and 247.68 is: 371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.42 : 891.60 = 247.68 : x
  2. Step 2: Convert to fraction form
    594.42/891.60 = 247.68/x
  3. Step 3: Cross multiply
    594.42x = 891.60 × 247.68
  4. Step 4: Simplify right side
    594.42x = 220,831.49
  5. Step 5: Solve for x
    x = 220,831.49/594.42
  6. Step 6: Final answer
    x = 371.51

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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.