Home / 505,083.11-757,606.21-150,087.91

Finding the Fourth Proportional to 505,083.11, 757,606.21 and 150,087.91

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Solution

The fourth proportional to 505,083.11, 757,606.21 and 150,087.91 is: 225,126.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,083.11 : 757,606.21 = 150,087.91 : x
  2. Step 2: Convert to fraction form
    505,083.11/757,606.21 = 150,087.91/x
  3. Step 3: Cross multiply
    505,083.11x = 757,606.21 × 150,087.91
  4. Step 4: Simplify right side
    505,083.11x = 113,707,528,123.45
  5. Step 5: Solve for x
    x = 113,707,528,123.45/505,083.11
  6. Step 6: Final answer
    x = 225,126.37

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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.