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Finding the Fourth Proportional to 601.38, 902.08 and 384.46

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Solution

The fourth proportional to 601.38, 902.08 and 384.46 is: 576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.38 : 902.08 = 384.46 : x
  2. Step 2: Convert to fraction form
    601.38/902.08 = 384.46/x
  3. Step 3: Cross multiply
    601.38x = 902.08 × 384.46
  4. Step 4: Simplify right side
    601.38x = 346,813.68
  5. Step 5: Solve for x
    x = 346,813.68/601.38
  6. Step 6: Final answer
    x = 576.70

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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.