Home / 719,568.62-1,079,155.89-270,254.73

Finding the Fourth Proportional to 719,568.62, 1,079,155.89 and 270,254.73

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Solution

The fourth proportional to 719,568.62, 1,079,155.89 and 270,254.73 is: 405,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,568.62 : 1,079,155.89 = 270,254.73 : x
  2. Step 2: Convert to fraction form
    719,568.62/1,079,155.89 = 270,254.73/x
  3. Step 3: Cross multiply
    719,568.62x = 1,079,155.89 × 270,254.73
  4. Step 4: Simplify right side
    719,568.62x = 291,646,983,679.86
  5. Step 5: Solve for x
    x = 291,646,983,679.86/719,568.62
  6. Step 6: Final answer
    x = 405,308.09

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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.