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Finding the Fourth Proportional to 594.50, 891.74 and 161.65

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Solution

The fourth proportional to 594.50, 891.74 and 161.65 is: 242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.50 : 891.74 = 161.65 : x
  2. Step 2: Convert to fraction form
    594.50/891.74 = 161.65/x
  3. Step 3: Cross multiply
    594.50x = 891.74 × 161.65
  4. Step 4: Simplify right side
    594.50x = 144,151.29
  5. Step 5: Solve for x
    x = 144,151.29/594.50
  6. Step 6: Final answer
    x = 242.48

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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.