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Finding the Third Proportional to 318,238.88 and 695,526.75

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Solution

The third proportional to 318,238.88 and 695,526.75 is: 1,520,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,238.88 : 695,526.75 = 695,526.75 : x
  2. Step 2: Convert to fraction form
    318,238.88/695,526.75 = 695,526.75/x
  3. Step 3: Cross multiply
    318,238.88x = 695,526.75 × 695,526.75
  4. Step 4: Simplify right side
    318,238.88x = 483,757,459,965.56
  5. Step 5: Solve for x
    x = 483,757,459,965.56/318,238.88
  6. Step 6: Final answer
    x = 1,520,108.00

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.