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Finding the Third Proportional to 335,628.75 and 508,317.75

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Solution

The third proportional to 335,628.75 and 508,317.75 is: 769,859.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,628.75 : 508,317.75 = 508,317.75 : x
  2. Step 2: Convert to fraction form
    335,628.75/508,317.75 = 508,317.75/x
  3. Step 3: Cross multiply
    335,628.75x = 508,317.75 × 508,317.75
  4. Step 4: Simplify right side
    335,628.75x = 258,386,934,965.06
  5. Step 5: Solve for x
    x = 258,386,934,965.06/335,628.75
  6. Step 6: Final answer
    x = 769,859.36

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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.