Home / 740,212.68-1,110,321.90-179,247.72

Finding the Fourth Proportional to 740,212.68, 1,110,321.90 and 179,247.72

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Solution

The fourth proportional to 740,212.68, 1,110,321.90 and 179,247.72 is: 268,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,212.68 : 1,110,321.90 = 179,247.72 : x
  2. Step 2: Convert to fraction form
    740,212.68/1,110,321.90 = 179,247.72/x
  3. Step 3: Cross multiply
    740,212.68x = 1,110,321.90 × 179,247.72
  4. Step 4: Simplify right side
    740,212.68x = 199,022,669,041.07
  5. Step 5: Solve for x
    x = 199,022,669,041.07/740,212.68
  6. Step 6: Final answer
    x = 268,872.28

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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.