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Finding the Third Proportional to 688,619.50 and 968,006.50

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Solution

The third proportional to 688,619.50 and 968,006.50 is: 1,360,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,619.50 : 968,006.50 = 968,006.50 : x
  2. Step 2: Convert to fraction form
    688,619.50/968,006.50 = 968,006.50/x
  3. Step 3: Cross multiply
    688,619.50x = 968,006.50 × 968,006.50
  4. Step 4: Simplify right side
    688,619.50x = 937,036,584,042.25
  5. Step 5: Solve for x
    x = 937,036,584,042.25/688,619.50
  6. Step 6: Final answer
    x = 1,360,746.51

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.