Home / 846,903.20-1,168,749.81-479,351.12

Finding the Fourth Proportional to 846,903.20, 1,168,749.81 and 479,351.12

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Solution

The fourth proportional to 846,903.20, 1,168,749.81 and 479,351.12 is: 661,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,903.20 : 1,168,749.81 = 479,351.12 : x
  2. Step 2: Convert to fraction form
    846,903.20/1,168,749.81 = 479,351.12/x
  3. Step 3: Cross multiply
    846,903.20x = 1,168,749.81 × 479,351.12
  4. Step 4: Simplify right side
    846,903.20x = 560,241,524,579.54
  5. Step 5: Solve for x
    x = 560,241,524,579.54/846,903.20
  6. Step 6: Final answer
    x = 661,517.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.