Home / 801,694.89-1,106,339.41-439,124.82

Finding the Fourth Proportional to 801,694.89, 1,106,339.41 and 439,124.82

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Solution

The fourth proportional to 801,694.89, 1,106,339.41 and 439,124.82 is: 605,992.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,694.89 : 1,106,339.41 = 439,124.82 : x
  2. Step 2: Convert to fraction form
    801,694.89/1,106,339.41 = 439,124.82/x
  3. Step 3: Cross multiply
    801,694.89x = 1,106,339.41 × 439,124.82
  4. Step 4: Simplify right side
    801,694.89x = 485,821,094,275.16
  5. Step 5: Solve for x
    x = 485,821,094,275.16/801,694.89
  6. Step 6: Final answer
    x = 605,992.50

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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.