Home / 460,794.81-691,286.30-261,204.33

Finding the Fourth Proportional to 460,794.81, 691,286.30 and 261,204.33

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Solution

The fourth proportional to 460,794.81, 691,286.30 and 261,204.33 is: 391,859.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,794.81 : 691,286.30 = 261,204.33 : x
  2. Step 2: Convert to fraction form
    460,794.81/691,286.30 = 261,204.33/x
  3. Step 3: Cross multiply
    460,794.81x = 691,286.30 × 261,204.33
  4. Step 4: Simplify right side
    460,794.81x = 180,566,973,523.66
  5. Step 5: Solve for x
    x = 180,566,973,523.66/460,794.81
  6. Step 6: Final answer
    x = 391,859.82

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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.