Home / 719,446.51-1,079,276.37-239,517.56

Finding the Fourth Proportional to 719,446.51, 1,079,276.37 and 239,517.56

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Solution

The fourth proportional to 719,446.51, 1,079,276.37 and 239,517.56 is: 359,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,446.51 : 1,079,276.37 = 239,517.56 : x
  2. Step 2: Convert to fraction form
    719,446.51/1,079,276.37 = 239,517.56/x
  3. Step 3: Cross multiply
    719,446.51x = 1,079,276.37 × 239,517.56
  4. Step 4: Simplify right side
    719,446.51x = 258,505,640,458.06
  5. Step 5: Solve for x
    x = 258,505,640,458.06/719,446.51
  6. Step 6: Final answer
    x = 359,311.83

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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.