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Finding the Third Proportional to 605,230.50 and 910,458

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Solution

The third proportional to 605,230.50 and 910,458 is: 1,369,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,230.50 : 910,458 = 910,458 : x
  2. Step 2: Convert to fraction form
    605,230.50/910,458 = 910,458/x
  3. Step 3: Cross multiply
    605,230.50x = 910,458 × 910,458
  4. Step 4: Simplify right side
    605,230.50x = 828,933,769,764
  5. Step 5: Solve for x
    x = 828,933,769,764/605,230.50
  6. Step 6: Final answer
    x = 1,369,616.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.