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Finding the Third Proportional to 340,533 and 513,391.50

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Solution

The third proportional to 340,533 and 513,391.50 is: 773,994.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,533 : 513,391.50 = 513,391.50 : x
  2. Step 2: Convert to fraction form
    340,533/513,391.50 = 513,391.50/x
  3. Step 3: Cross multiply
    340,533x = 513,391.50 × 513,391.50
  4. Step 4: Simplify right side
    340,533x = 263,570,832,272.25
  5. Step 5: Solve for x
    x = 263,570,832,272.25/340,533
  6. Step 6: Final answer
    x = 773,994.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.