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Finding the Fourth Proportional to 601.64, 902.34 and 168.68

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Solution

The fourth proportional to 601.64, 902.34 and 168.68 is: 252.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.64 : 902.34 = 168.68 : x
  2. Step 2: Convert to fraction form
    601.64/902.34 = 168.68/x
  3. Step 3: Cross multiply
    601.64x = 902.34 × 168.68
  4. Step 4: Simplify right side
    601.64x = 152,206.71
  5. Step 5: Solve for x
    x = 152,206.71/601.64
  6. Step 6: Final answer
    x = 252.99

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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.