Home / 925,683.26-1,388,025.63-419,968.29

Finding the Fourth Proportional to 925,683.26, 1,388,025.63 and 419,968.29

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Solution

The fourth proportional to 925,683.26, 1,388,025.63 and 419,968.29 is: 629,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,683.26 : 1,388,025.63 = 419,968.29 : x
  2. Step 2: Convert to fraction form
    925,683.26/1,388,025.63 = 419,968.29/x
  3. Step 3: Cross multiply
    925,683.26x = 1,388,025.63 × 419,968.29
  4. Step 4: Simplify right side
    925,683.26x = 582,926,756,102.93
  5. Step 5: Solve for x
    x = 582,926,756,102.93/925,683.26
  6. Step 6: Final answer
    x = 629,725.93

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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.