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Finding the Fourth Proportional to 603.38, 832.56 and 337.70

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Solution

The fourth proportional to 603.38, 832.56 and 337.70 is: 465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.38 : 832.56 = 337.70 : x
  2. Step 2: Convert to fraction form
    603.38/832.56 = 337.70/x
  3. Step 3: Cross multiply
    603.38x = 832.56 × 337.70
  4. Step 4: Simplify right side
    603.38x = 281,155.51
  5. Step 5: Solve for x
    x = 281,155.51/603.38
  6. Step 6: Final answer
    x = 465.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.