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Finding the Third Proportional to 597,879 and 907,890.75

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Solution

The third proportional to 597,879 and 907,890.75 is: 1,378,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,879 : 907,890.75 = 907,890.75 : x
  2. Step 2: Convert to fraction form
    597,879/907,890.75 = 907,890.75/x
  3. Step 3: Cross multiply
    597,879x = 907,890.75 × 907,890.75
  4. Step 4: Simplify right side
    597,879x = 824,265,613,935.56
  5. Step 5: Solve for x
    x = 824,265,613,935.56/597,879
  6. Step 6: Final answer
    x = 1,378,649.55

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.