Home / 875,918.62-1,208,561.39-531,745.87

Finding the Fourth Proportional to 875,918.62, 1,208,561.39 and 531,745.87

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Solution

The fourth proportional to 875,918.62, 1,208,561.39 and 531,745.87 is: 733,684.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,918.62 : 1,208,561.39 = 531,745.87 : x
  2. Step 2: Convert to fraction form
    875,918.62/1,208,561.39 = 531,745.87/x
  3. Step 3: Cross multiply
    875,918.62x = 1,208,561.39 × 531,745.87
  4. Step 4: Simplify right side
    875,918.62x = 642,647,527,773.96
  5. Step 5: Solve for x
    x = 642,647,527,773.96/875,918.62
  6. Step 6: Final answer
    x = 733,684.06

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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.