Home / 505,151.13-757,851.45-150,163.65

Finding the Fourth Proportional to 505,151.13, 757,851.45 and 150,163.65

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Solution

The fourth proportional to 505,151.13, 757,851.45 and 150,163.65 is: 225,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,151.13 : 757,851.45 = 150,163.65 : x
  2. Step 2: Convert to fraction form
    505,151.13/757,851.45 = 150,163.65/x
  3. Step 3: Cross multiply
    505,151.13x = 757,851.45 × 150,163.65
  4. Step 4: Simplify right side
    505,151.13x = 113,801,739,889.79
  5. Step 5: Solve for x
    x = 113,801,739,889.79/505,151.13
  6. Step 6: Final answer
    x = 225,282.56

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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.