Home / 775,517.31-1,070,313.62-436,051.17

Finding the Fourth Proportional to 775,517.31, 1,070,313.62 and 436,051.17

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Solution

The fourth proportional to 775,517.31, 1,070,313.62 and 436,051.17 is: 601,806.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,517.31 : 1,070,313.62 = 436,051.17 : x
  2. Step 2: Convert to fraction form
    775,517.31/1,070,313.62 = 436,051.17/x
  3. Step 3: Cross multiply
    775,517.31x = 1,070,313.62 × 436,051.17
  4. Step 4: Simplify right side
    775,517.31x = 466,711,504,087.68
  5. Step 5: Solve for x
    x = 466,711,504,087.68/775,517.31
  6. Step 6: Final answer
    x = 601,806.69

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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.