Home / 809,268.98-1,214,035.29-303,869.07

Finding the Fourth Proportional to 809,268.98, 1,214,035.29 and 303,869.07

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Solution

The fourth proportional to 809,268.98, 1,214,035.29 and 303,869.07 is: 455,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,268.98 : 1,214,035.29 = 303,869.07 : x
  2. Step 2: Convert to fraction form
    809,268.98/1,214,035.29 = 303,869.07/x
  3. Step 3: Cross multiply
    809,268.98x = 1,214,035.29 × 303,869.07
  4. Step 4: Simplify right side
    809,268.98x = 368,907,774,519.48
  5. Step 5: Solve for x
    x = 368,907,774,519.48/809,268.98
  6. Step 6: Final answer
    x = 455,853.10

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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.