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Finding the Fourth Proportional to 595.40, 892.74 and 210.68

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Solution

The fourth proportional to 595.40, 892.74 and 210.68 is: 315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.40 : 892.74 = 210.68 : x
  2. Step 2: Convert to fraction form
    595.40/892.74 = 210.68/x
  3. Step 3: Cross multiply
    595.40x = 892.74 × 210.68
  4. Step 4: Simplify right side
    595.40x = 188,082.46
  5. Step 5: Solve for x
    x = 188,082.46/595.40
  6. Step 6: Final answer
    x = 315.89

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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.