Home / 892,227.33-1,230,865.88-620,942.13

Finding the Fourth Proportional to 892,227.33, 1,230,865.88 and 620,942.13

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Solution

The fourth proportional to 892,227.33, 1,230,865.88 and 620,942.13 is: 856,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,227.33 : 1,230,865.88 = 620,942.13 : x
  2. Step 2: Convert to fraction form
    892,227.33/1,230,865.88 = 620,942.13/x
  3. Step 3: Cross multiply
    892,227.33x = 1,230,865.88 × 620,942.13
  4. Step 4: Simplify right side
    892,227.33x = 764,296,478,166.81
  5. Step 5: Solve for x
    x = 764,296,478,166.81/892,227.33
  6. Step 6: Final answer
    x = 856,616.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.