Home / 460,739.82-691,063.02-123,736.68

Finding the Fourth Proportional to 460,739.82, 691,063.02 and 123,736.68

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Solution

The fourth proportional to 460,739.82, 691,063.02 and 123,736.68 is: 185,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,739.82 : 691,063.02 = 123,736.68 : x
  2. Step 2: Convert to fraction form
    460,739.82/691,063.02 = 123,736.68/x
  3. Step 3: Cross multiply
    460,739.82x = 691,063.02 × 123,736.68
  4. Step 4: Simplify right side
    460,739.82x = 85,509,840,502.14
  5. Step 5: Solve for x
    x = 85,509,840,502.14/460,739.82
  6. Step 6: Final answer
    x = 185,592.47

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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.