Home / 1,015,286.16-1,400,724.24-607,399.80

Finding the Fourth Proportional to 1,015,286.16, 1,400,724.24 and 607,399.80

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Solution

The fourth proportional to 1,015,286.16, 1,400,724.24 and 607,399.80 is: 837,989.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,286.16 : 1,400,724.24 = 607,399.80 : x
  2. Step 2: Convert to fraction form
    1,015,286.16/1,400,724.24 = 607,399.80/x
  3. Step 3: Cross multiply
    1,015,286.16x = 1,400,724.24 × 607,399.80
  4. Step 4: Simplify right side
    1,015,286.16x = 850,799,623,231.15
  5. Step 5: Solve for x
    x = 850,799,623,231.15/1,015,286.16
  6. Step 6: Final answer
    x = 837,989.97

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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.