Home / 705,093.73-1,055,301.72-642,059.53

Finding the Fourth Proportional to 705,093.73, 1,055,301.72 and 642,059.53

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Solution

The fourth proportional to 705,093.73, 1,055,301.72 and 642,059.53 is: 960,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,093.73 : 1,055,301.72 = 642,059.53 : x
  2. Step 2: Convert to fraction form
    705,093.73/1,055,301.72 = 642,059.53/x
  3. Step 3: Cross multiply
    705,093.73x = 1,055,301.72 × 642,059.53
  4. Step 4: Simplify right side
    705,093.73x = 677,566,526,351.39
  5. Step 5: Solve for x
    x = 677,566,526,351.39/705,093.73
  6. Step 6: Final answer
    x = 960,959.51

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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.