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Finding the Third Proportional to 480,040 and 773,263.50

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Solution

The third proportional to 480,040 and 773,263.50 is: 1,245,597.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,040 : 773,263.50 = 773,263.50 : x
  2. Step 2: Convert to fraction form
    480,040/773,263.50 = 773,263.50/x
  3. Step 3: Cross multiply
    480,040x = 773,263.50 × 773,263.50
  4. Step 4: Simplify right side
    480,040x = 597,936,440,432.25
  5. Step 5: Solve for x
    x = 597,936,440,432.25/480,040
  6. Step 6: Final answer
    x = 1,245,597.12

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.