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Finding the Third Proportional to 448.50 and 598.13

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Solution

The third proportional to 448.50 and 598.13 is: 797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.50 : 598.13 = 598.13 : x
  2. Step 2: Convert to fraction form
    448.50/598.13 = 598.13/x
  3. Step 3: Cross multiply
    448.50x = 598.13 × 598.13
  4. Step 4: Simplify right side
    448.50x = 357,753.52
  5. Step 5: Solve for x
    x = 357,753.52/448.50
  6. Step 6: Final answer
    x = 797.67

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.