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Finding the Third Proportional to 448,482 and 671,484

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Solution

The third proportional to 448,482 and 671,484 is: 1,005,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,482 : 671,484 = 671,484 : x
  2. Step 2: Convert to fraction form
    448,482/671,484 = 671,484/x
  3. Step 3: Cross multiply
    448,482x = 671,484 × 671,484
  4. Step 4: Simplify right side
    448,482x = 450,890,762,256
  5. Step 5: Solve for x
    x = 450,890,762,256/448,482
  6. Step 6: Final answer
    x = 1,005,370.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.