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Finding the Third Proportional to 336,865.31 and 508,808.06

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Solution

The third proportional to 336,865.31 and 508,808.06 is: 768,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,865.31 : 508,808.06 = 508,808.06 : x
  2. Step 2: Convert to fraction form
    336,865.31/508,808.06 = 508,808.06/x
  3. Step 3: Cross multiply
    336,865.31x = 508,808.06 × 508,808.06
  4. Step 4: Simplify right side
    336,865.31x = 258,885,644,465.00
  5. Step 5: Solve for x
    x = 258,885,644,465.00/336,865.31
  6. Step 6: Final answer
    x = 768,513.81

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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.