Home / 809,070.38-1,116,936.94-591,034.24

Finding the Fourth Proportional to 809,070.38, 1,116,936.94 and 591,034.24

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Solution

The fourth proportional to 809,070.38, 1,116,936.94 and 591,034.24 is: 815,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,070.38 : 1,116,936.94 = 591,034.24 : x
  2. Step 2: Convert to fraction form
    809,070.38/1,116,936.94 = 591,034.24/x
  3. Step 3: Cross multiply
    809,070.38x = 1,116,936.94 × 591,034.24
  4. Step 4: Simplify right side
    809,070.38x = 660,147,975,460.83
  5. Step 5: Solve for x
    x = 660,147,975,460.83/809,070.38
  6. Step 6: Final answer
    x = 815,933.93

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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.