Home / 740,372.37-1,110,626.33-207,889.81

Finding the Fourth Proportional to 740,372.37, 1,110,626.33 and 207,889.81

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Solution

The fourth proportional to 740,372.37, 1,110,626.33 and 207,889.81 is: 311,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,372.37 : 1,110,626.33 = 207,889.81 : x
  2. Step 2: Convert to fraction form
    740,372.37/1,110,626.33 = 207,889.81/x
  3. Step 3: Cross multiply
    740,372.37x = 1,110,626.33 × 207,889.81
  4. Step 4: Simplify right side
    740,372.37x = 230,887,895,685.25
  5. Step 5: Solve for x
    x = 230,887,895,685.25/740,372.37
  6. Step 6: Final answer
    x = 311,853.74

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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.