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Finding the Third Proportional to 313,548 and 471,036

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Solution

The third proportional to 313,548 and 471,036 is: 707,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,548 : 471,036 = 471,036 : x
  2. Step 2: Convert to fraction form
    313,548/471,036 = 471,036/x
  3. Step 3: Cross multiply
    313,548x = 471,036 × 471,036
  4. Step 4: Simplify right side
    313,548x = 221,874,913,296
  5. Step 5: Solve for x
    x = 221,874,913,296/313,548
  6. Step 6: Final answer
    x = 707,626.63

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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.