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Finding the Third Proportional to 440,253 and 627,880.50

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Solution

The third proportional to 440,253 and 627,880.50 is: 895,471.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,253 : 627,880.50 = 627,880.50 : x
  2. Step 2: Convert to fraction form
    440,253/627,880.50 = 627,880.50/x
  3. Step 3: Cross multiply
    440,253x = 627,880.50 × 627,880.50
  4. Step 4: Simplify right side
    440,253x = 394,233,922,280.25
  5. Step 5: Solve for x
    x = 394,233,922,280.25/440,253
  6. Step 6: Final answer
    x = 895,471.29

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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.