Home / 831,723.32-1,147,785.04-459,198.24

Finding the Fourth Proportional to 831,723.32, 1,147,785.04 and 459,198.24

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Solution

The fourth proportional to 831,723.32, 1,147,785.04 and 459,198.24 is: 633,697.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,723.32 : 1,147,785.04 = 459,198.24 : x
  2. Step 2: Convert to fraction form
    831,723.32/1,147,785.04 = 459,198.24/x
  3. Step 3: Cross multiply
    831,723.32x = 1,147,785.04 × 459,198.24
  4. Step 4: Simplify right side
    831,723.32x = 527,060,870,266.33
  5. Step 5: Solve for x
    x = 527,060,870,266.33/831,723.32
  6. Step 6: Final answer
    x = 633,697.36

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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.