Home / 958,149.89-1,321,912.94-614,175.49

Finding the Fourth Proportional to 958,149.89, 1,321,912.94 and 614,175.49

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Solution

The fourth proportional to 958,149.89, 1,321,912.94 and 614,175.49 is: 847,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,149.89 : 1,321,912.94 = 614,175.49 : x
  2. Step 2: Convert to fraction form
    958,149.89/1,321,912.94 = 614,175.49/x
  3. Step 3: Cross multiply
    958,149.89x = 1,321,912.94 × 614,175.49
  4. Step 4: Simplify right side
    958,149.89x = 811,886,524,252.84
  5. Step 5: Solve for x
    x = 811,886,524,252.84/958,149.89
  6. Step 6: Final answer
    x = 847,348.14

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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.