Home / 740,443.88-1,110,707.37-207,923.39

Finding the Fourth Proportional to 740,443.88, 1,110,707.37 and 207,923.39

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Solution

The fourth proportional to 740,443.88, 1,110,707.37 and 207,923.39 is: 311,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,443.88 : 1,110,707.37 = 207,923.39 : x
  2. Step 2: Convert to fraction form
    740,443.88/1,110,707.37 = 207,923.39/x
  3. Step 3: Cross multiply
    740,443.88x = 1,110,707.37 × 207,923.39
  4. Step 4: Simplify right side
    740,443.88x = 230,942,041,668.38
  5. Step 5: Solve for x
    x = 230,942,041,668.38/740,443.88
  6. Step 6: Final answer
    x = 311,896.75

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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.