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Finding the Third Proportional to 448.88 and 737.44

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Solution

The third proportional to 448.88 and 737.44 is: 1,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.88 : 737.44 = 737.44 : x
  2. Step 2: Convert to fraction form
    448.88/737.44 = 737.44/x
  3. Step 3: Cross multiply
    448.88x = 737.44 × 737.44
  4. Step 4: Simplify right side
    448.88x = 543,814.07
  5. Step 5: Solve for x
    x = 543,814.07/448.88
  6. Step 6: Final answer
    x = 1,211.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.