Home / 719,099.88-1,078,369.58-269,575.52

Finding the Fourth Proportional to 719,099.88, 1,078,369.58 and 269,575.52

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Solution

The fourth proportional to 719,099.88, 1,078,369.58 and 269,575.52 is: 404,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,099.88 : 1,078,369.58 = 269,575.52 : x
  2. Step 2: Convert to fraction form
    719,099.88/1,078,369.58 = 269,575.52/x
  3. Step 3: Cross multiply
    719,099.88x = 1,078,369.58 × 269,575.52
  4. Step 4: Simplify right side
    719,099.88x = 290,702,040,280.68
  5. Step 5: Solve for x
    x = 290,702,040,280.68/719,099.88
  6. Step 6: Final answer
    x = 404,258.22

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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.