Home / 763,889.33-1,150,403.94-695,789.22

Finding the Fourth Proportional to 763,889.33, 1,150,403.94 and 695,789.22

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Solution

The fourth proportional to 763,889.33, 1,150,403.94 and 695,789.22 is: 1,047,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,889.33 : 1,150,403.94 = 695,789.22 : x
  2. Step 2: Convert to fraction form
    763,889.33/1,150,403.94 = 695,789.22/x
  3. Step 3: Cross multiply
    763,889.33x = 1,150,403.94 × 695,789.22
  4. Step 4: Simplify right side
    763,889.33x = 800,438,660,097.53
  5. Step 5: Solve for x
    x = 800,438,660,097.53/763,889.33
  6. Step 6: Final answer
    x = 1,047,846.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.