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Finding the Fourth Proportional to 417,846.29, 576,627.86 and 226,859.69

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Solution

The fourth proportional to 417,846.29, 576,627.86 and 226,859.69 is: 313,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,846.29 : 576,627.86 = 226,859.69 : x
  2. Step 2: Convert to fraction form
    417,846.29/576,627.86 = 226,859.69/x
  3. Step 3: Cross multiply
    417,846.29x = 576,627.86 × 226,859.69
  4. Step 4: Simplify right side
    417,846.29x = 130,813,619,573.68
  5. Step 5: Solve for x
    x = 130,813,619,573.68/417,846.29
  6. Step 6: Final answer
    x = 313,066.37

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1.5x scale

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.