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Finding the Third Proportional to 443,485.13 and 634,176

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Solution

The third proportional to 443,485.13 and 634,176 is: 906,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,485.13 : 634,176 = 634,176 : x
  2. Step 2: Convert to fraction form
    443,485.13/634,176 = 634,176/x
  3. Step 3: Cross multiply
    443,485.13x = 634,176 × 634,176
  4. Step 4: Simplify right side
    443,485.13x = 402,179,198,976
  5. Step 5: Solve for x
    x = 402,179,198,976/443,485.13
  6. Step 6: Final answer
    x = 906,860.63

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.