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Finding the Third Proportional to 452,205.75 and 719,821.25

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Solution

The third proportional to 452,205.75 and 719,821.25 is: 1,145,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,205.75 : 719,821.25 = 719,821.25 : x
  2. Step 2: Convert to fraction form
    452,205.75/719,821.25 = 719,821.25/x
  3. Step 3: Cross multiply
    452,205.75x = 719,821.25 × 719,821.25
  4. Step 4: Simplify right side
    452,205.75x = 518,142,631,951.56
  5. Step 5: Solve for x
    x = 518,142,631,951.56/452,205.75
  6. Step 6: Final answer
    x = 1,145,811.68

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.