Home / 719,183.82-1,079,438.31-364,449.18

Finding the Fourth Proportional to 719,183.82, 1,079,438.31 and 364,449.18

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Solution

The fourth proportional to 719,183.82, 1,079,438.31 and 364,449.18 is: 547,009.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,183.82 : 1,079,438.31 = 364,449.18 : x
  2. Step 2: Convert to fraction form
    719,183.82/1,079,438.31 = 364,449.18/x
  3. Step 3: Cross multiply
    719,183.82x = 1,079,438.31 × 364,449.18
  4. Step 4: Simplify right side
    719,183.82x = 393,400,406,940.09
  5. Step 5: Solve for x
    x = 393,400,406,940.09/719,183.82
  6. Step 6: Final answer
    x = 547,009.53

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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.