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Finding the Third Proportional to 603.94 and 928.03

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Solution

The third proportional to 603.94 and 928.03 is: 1,426.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.94 : 928.03 = 928.03 : x
  2. Step 2: Convert to fraction form
    603.94/928.03 = 928.03/x
  3. Step 3: Cross multiply
    603.94x = 928.03 × 928.03
  4. Step 4: Simplify right side
    603.94x = 861,242.00
  5. Step 5: Solve for x
    x = 861,242.00/603.94
  6. Step 6: Final answer
    x = 1,426.04

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.