Home / 809,087.12-1,214,172.44-335,772.92

Finding the Fourth Proportional to 809,087.12, 1,214,172.44 and 335,772.92

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Solution

The fourth proportional to 809,087.12, 1,214,172.44 and 335,772.92 is: 503,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,087.12 : 1,214,172.44 = 335,772.92 : x
  2. Step 2: Convert to fraction form
    809,087.12/1,214,172.44 = 335,772.92/x
  3. Step 3: Cross multiply
    809,087.12x = 1,214,172.44 × 335,772.92
  4. Step 4: Simplify right side
    809,087.12x = 407,686,225,562.33
  5. Step 5: Solve for x
    x = 407,686,225,562.33/809,087.12
  6. Step 6: Final answer
    x = 503,884.21

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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.