Home / 793,738.83-1,190,772.28-261,291.81

Finding the Fourth Proportional to 793,738.83, 1,190,772.28 and 261,291.81

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Solution

The fourth proportional to 793,738.83, 1,190,772.28 and 261,291.81 is: 391,991.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,738.83 : 1,190,772.28 = 261,291.81 : x
  2. Step 2: Convert to fraction form
    793,738.83/1,190,772.28 = 261,291.81/x
  3. Step 3: Cross multiply
    793,738.83x = 1,190,772.28 × 261,291.81
  4. Step 4: Simplify right side
    793,738.83x = 311,139,043,032.57
  5. Step 5: Solve for x
    x = 311,139,043,032.57/793,738.83
  6. Step 6: Final answer
    x = 391,991.71

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1.5x scale

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.