Home / 568,986.80-785,195.88-314,321.36

Finding the Fourth Proportional to 568,986.80, 785,195.88 and 314,321.36

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Solution

The fourth proportional to 568,986.80, 785,195.88 and 314,321.36 is: 433,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,986.80 : 785,195.88 = 314,321.36 : x
  2. Step 2: Convert to fraction form
    568,986.80/785,195.88 = 314,321.36/x
  3. Step 3: Cross multiply
    568,986.80x = 785,195.88 × 314,321.36
  4. Step 4: Simplify right side
    568,986.80x = 246,803,836,868.00
  5. Step 5: Solve for x
    x = 246,803,836,868.00/568,986.80
  6. Step 6: Final answer
    x = 433,760.22

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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.