Home / 825,334.89-1,237,973.16-226,286.43

Finding the Fourth Proportional to 825,334.89, 1,237,973.16 and 226,286.43

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Solution

The fourth proportional to 825,334.89, 1,237,973.16 and 226,286.43 is: 339,421.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,334.89 : 1,237,973.16 = 226,286.43 : x
  2. Step 2: Convert to fraction form
    825,334.89/1,237,973.16 = 226,286.43/x
  3. Step 3: Cross multiply
    825,334.89x = 1,237,973.16 × 226,286.43
  4. Step 4: Simplify right side
    825,334.89x = 280,136,526,812.22
  5. Step 5: Solve for x
    x = 280,136,526,812.22/825,334.89
  6. Step 6: Final answer
    x = 339,421.65

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1.5x scale

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.