Home / 776,188.99-1,164,201.60-207,627.46

Finding the Fourth Proportional to 776,188.99, 1,164,201.60 and 207,627.46

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Solution

The fourth proportional to 776,188.99, 1,164,201.60 and 207,627.46 is: 311,419.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,188.99 : 1,164,201.60 = 207,627.46 : x
  2. Step 2: Convert to fraction form
    776,188.99/1,164,201.60 = 207,627.46/x
  3. Step 3: Cross multiply
    776,188.99x = 1,164,201.60 × 207,627.46
  4. Step 4: Simplify right side
    776,188.99x = 241,720,221,135.94
  5. Step 5: Solve for x
    x = 241,720,221,135.94/776,188.99
  6. Step 6: Final answer
    x = 311,419.29

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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.