Home / 460,736.31-691,198.43-261,145.83

Finding the Fourth Proportional to 460,736.31, 691,198.43 and 261,145.83

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Solution

The fourth proportional to 460,736.31, 691,198.43 and 261,145.83 is: 391,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,736.31 : 691,198.43 = 261,145.83 : x
  2. Step 2: Convert to fraction form
    460,736.31/691,198.43 = 261,145.83/x
  3. Step 3: Cross multiply
    460,736.31x = 691,198.43 × 261,145.83
  4. Step 4: Simplify right side
    460,736.31x = 180,503,587,697.05
  5. Step 5: Solve for x
    x = 180,503,587,697.05/460,736.31
  6. Step 6: Final answer
    x = 391,772.00

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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.