Home / 990,617.10-1,367,057.52-582,735.66

Finding the Fourth Proportional to 990,617.10, 1,367,057.52 and 582,735.66

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Solution

The fourth proportional to 990,617.10, 1,367,057.52 and 582,735.66 is: 804,178.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,617.10 : 1,367,057.52 = 582,735.66 : x
  2. Step 2: Convert to fraction form
    990,617.10/1,367,057.52 = 582,735.66/x
  3. Step 3: Cross multiply
    990,617.10x = 1,367,057.52 × 582,735.66
  4. Step 4: Simplify right side
    990,617.10x = 796,633,166,175.16
  5. Step 5: Solve for x
    x = 796,633,166,175.16/990,617.10
  6. Step 6: Final answer
    x = 804,178.69

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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.