Home / 793,049.96-1,189,559.26-319,724.52

Finding the Fourth Proportional to 793,049.96, 1,189,559.26 and 319,724.52

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Solution

The fourth proportional to 793,049.96, 1,189,559.26 and 319,724.52 is: 479,580.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,049.96 : 1,189,559.26 = 319,724.52 : x
  2. Step 2: Convert to fraction form
    793,049.96/1,189,559.26 = 319,724.52/x
  3. Step 3: Cross multiply
    793,049.96x = 1,189,559.26 × 319,724.52
  4. Step 4: Simplify right side
    793,049.96x = 380,331,263,415.06
  5. Step 5: Solve for x
    x = 380,331,263,415.06/793,049.96
  6. Step 6: Final answer
    x = 479,580.46

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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.