Home / 839,858.82-1,260,310.67-341,222.82

Finding the Fourth Proportional to 839,858.82, 1,260,310.67 and 341,222.82

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Solution

The fourth proportional to 839,858.82, 1,260,310.67 and 341,222.82 is: 512,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,858.82 : 1,260,310.67 = 341,222.82 : x
  2. Step 2: Convert to fraction form
    839,858.82/1,260,310.67 = 341,222.82/x
  3. Step 3: Cross multiply
    839,858.82x = 1,260,310.67 × 341,222.82
  4. Step 4: Simplify right side
    839,858.82x = 430,046,757,660.17
  5. Step 5: Solve for x
    x = 430,046,757,660.17/839,858.82
  6. Step 6: Final answer
    x = 512,046.49

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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.