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Finding the Third Proportional to 506,850.75 and 708,608.25

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Solution

The third proportional to 506,850.75 and 708,608.25 is: 990,677.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,850.75 : 708,608.25 = 708,608.25 : x
  2. Step 2: Convert to fraction form
    506,850.75/708,608.25 = 708,608.25/x
  3. Step 3: Cross multiply
    506,850.75x = 708,608.25 × 708,608.25
  4. Step 4: Simplify right side
    506,850.75x = 502,125,651,968.06
  5. Step 5: Solve for x
    x = 502,125,651,968.06/506,850.75
  6. Step 6: Final answer
    x = 990,677.54

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.