Home / 862,028.22-1,293,244.52-262,989.16

Finding the Fourth Proportional to 862,028.22, 1,293,244.52 and 262,989.16

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Solution

The fourth proportional to 862,028.22, 1,293,244.52 and 262,989.16 is: 394,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,028.22 : 1,293,244.52 = 262,989.16 : x
  2. Step 2: Convert to fraction form
    862,028.22/1,293,244.52 = 262,989.16/x
  3. Step 3: Cross multiply
    862,028.22x = 1,293,244.52 × 262,989.16
  4. Step 4: Simplify right side
    862,028.22x = 340,109,289,989.40
  5. Step 5: Solve for x
    x = 340,109,289,989.40/862,028.22
  6. Step 6: Final answer
    x = 394,545.42

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1.5x scale

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.