Home / 856,621.77-1,182,190.31-494,039.04

Finding the Fourth Proportional to 856,621.77, 1,182,190.31 and 494,039.04

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Solution

The fourth proportional to 856,621.77, 1,182,190.31 and 494,039.04 is: 681,804.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,621.77 : 1,182,190.31 = 494,039.04 : x
  2. Step 2: Convert to fraction form
    856,621.77/1,182,190.31 = 494,039.04/x
  3. Step 3: Cross multiply
    856,621.77x = 1,182,190.31 × 494,039.04
  4. Step 4: Simplify right side
    856,621.77x = 584,048,165,849.70
  5. Step 5: Solve for x
    x = 584,048,165,849.70/856,621.77
  6. Step 6: Final answer
    x = 681,804.02

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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.