Home / 719,559.64-1,079,151.27-213,984.37

Finding the Fourth Proportional to 719,559.64, 1,079,151.27 and 213,984.37

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Solution

The fourth proportional to 719,559.64, 1,079,151.27 and 213,984.37 is: 320,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,559.64 : 1,079,151.27 = 213,984.37 : x
  2. Step 2: Convert to fraction form
    719,559.64/1,079,151.27 = 213,984.37/x
  3. Step 3: Cross multiply
    719,559.64x = 1,079,151.27 × 213,984.37
  4. Step 4: Simplify right side
    719,559.64x = 230,921,504,645.65
  5. Step 5: Solve for x
    x = 230,921,504,645.65/719,559.64
  6. Step 6: Final answer
    x = 320,920.59

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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.