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Finding the Third Proportional to 349,107 and 533,813.25

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Solution

The third proportional to 349,107 and 533,813.25 is: 816,244.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,107 : 533,813.25 = 533,813.25 : x
  2. Step 2: Convert to fraction form
    349,107/533,813.25 = 533,813.25/x
  3. Step 3: Cross multiply
    349,107x = 533,813.25 × 533,813.25
  4. Step 4: Simplify right side
    349,107x = 284,956,585,875.56
  5. Step 5: Solve for x
    x = 284,956,585,875.56/349,107
  6. Step 6: Final answer
    x = 816,244.26

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.