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Finding the Third Proportional to 130,774.50 and 277,241.25

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Solution

The third proportional to 130,774.50 and 277,241.25 is: 587,749.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,774.50 : 277,241.25 = 277,241.25 : x
  2. Step 2: Convert to fraction form
    130,774.50/277,241.25 = 277,241.25/x
  3. Step 3: Cross multiply
    130,774.50x = 277,241.25 × 277,241.25
  4. Step 4: Simplify right side
    130,774.50x = 76,862,710,701.56
  5. Step 5: Solve for x
    x = 76,862,710,701.56/130,774.50
  6. Step 6: Final answer
    x = 587,749.99

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.