Home / 568,747.36-784,831.84-314,078.50

Finding the Fourth Proportional to 568,747.36, 784,831.84 and 314,078.50

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Solution

The fourth proportional to 568,747.36, 784,831.84 and 314,078.50 is: 433,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,747.36 : 784,831.84 = 314,078.50 : x
  2. Step 2: Convert to fraction form
    568,747.36/784,831.84 = 314,078.50/x
  3. Step 3: Cross multiply
    568,747.36x = 784,831.84 × 314,078.50
  4. Step 4: Simplify right side
    568,747.36x = 246,498,807,059.44
  5. Step 5: Solve for x
    x = 246,498,807,059.44/568,747.36
  6. Step 6: Final answer
    x = 433,406.51

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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.