Home / 826,082.16-1,239,136.92-227,039.64

Finding the Fourth Proportional to 826,082.16, 1,239,136.92 and 227,039.64

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Solution

The fourth proportional to 826,082.16, 1,239,136.92 and 227,039.64 is: 340,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,082.16 : 1,239,136.92 = 227,039.64 : x
  2. Step 2: Convert to fraction form
    826,082.16/1,239,136.92 = 227,039.64/x
  3. Step 3: Cross multiply
    826,082.16x = 1,239,136.92 × 227,039.64
  4. Step 4: Simplify right side
    826,082.16x = 281,333,200,227.51
  5. Step 5: Solve for x
    x = 281,333,200,227.51/826,082.16
  6. Step 6: Final answer
    x = 340,563.22

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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.