Home / 719,778.07-1,079,556.39-240,014.22

Finding the Fourth Proportional to 719,778.07, 1,079,556.39 and 240,014.22

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Solution

The fourth proportional to 719,778.07, 1,079,556.39 and 240,014.22 is: 359,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,778.07 : 1,079,556.39 = 240,014.22 : x
  2. Step 2: Convert to fraction form
    719,778.07/1,079,556.39 = 240,014.22/x
  3. Step 3: Cross multiply
    719,778.07x = 1,079,556.39 × 240,014.22
  4. Step 4: Simplify right side
    719,778.07x = 259,108,880,843.53
  5. Step 5: Solve for x
    x = 259,108,880,843.53/719,778.07
  6. Step 6: Final answer
    x = 359,984.41

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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.