Home / 808,769.34-1,213,110.26-247,805.46

Finding the Fourth Proportional to 808,769.34, 1,213,110.26 and 247,805.46

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Solution

The fourth proportional to 808,769.34, 1,213,110.26 and 247,805.46 is: 371,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,769.34 : 1,213,110.26 = 247,805.46 : x
  2. Step 2: Convert to fraction form
    808,769.34/1,213,110.26 = 247,805.46/x
  3. Step 3: Cross multiply
    808,769.34x = 1,213,110.26 × 247,805.46
  4. Step 4: Simplify right side
    808,769.34x = 300,615,346,010.02
  5. Step 5: Solve for x
    x = 300,615,346,010.02/808,769.34
  6. Step 6: Final answer
    x = 371,694.79

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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.