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Finding the Third Proportional to 603.56 and 1,445.06

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Solution

The third proportional to 603.56 and 1,445.06 is: 3,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.56 : 1,445.06 = 1,445.06 : x
  2. Step 2: Convert to fraction form
    603.56/1,445.06 = 1,445.06/x
  3. Step 3: Cross multiply
    603.56x = 1,445.06 × 1,445.06
  4. Step 4: Simplify right side
    603.56x = 2,088,205.63
  5. Step 5: Solve for x
    x = 2,088,205.63/603.56
  6. Step 6: Final answer
    x = 3,459.80

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.