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Finding the Third Proportional to 374,249.25 and 818,482.50

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Solution

The third proportional to 374,249.25 and 818,482.50 is: 1,790,019.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,249.25 : 818,482.50 = 818,482.50 : x
  2. Step 2: Convert to fraction form
    374,249.25/818,482.50 = 818,482.50/x
  3. Step 3: Cross multiply
    374,249.25x = 818,482.50 × 818,482.50
  4. Step 4: Simplify right side
    374,249.25x = 669,913,602,806.25
  5. Step 5: Solve for x
    x = 669,913,602,806.25/374,249.25
  6. Step 6: Final answer
    x = 1,790,019.89

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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.