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Finding the Third Proportional to 748,768.50 and 1,070,746.50

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Solution

The third proportional to 748,768.50 and 1,070,746.50 is: 1,531,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,768.50 : 1,070,746.50 = 1,070,746.50 : x
  2. Step 2: Convert to fraction form
    748,768.50/1,070,746.50 = 1,070,746.50/x
  3. Step 3: Cross multiply
    748,768.50x = 1,070,746.50 × 1,070,746.50
  4. Step 4: Simplify right side
    748,768.50x = 1,146,498,067,262.25
  5. Step 5: Solve for x
    x = 1,146,498,067,262.25/748,768.50
  6. Step 6: Final answer
    x = 1,531,178.28

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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.