Home / 779,080.44-1,168,147.62-305,198.04

Finding the Fourth Proportional to 779,080.44, 1,168,147.62 and 305,198.04

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Solution

The fourth proportional to 779,080.44, 1,168,147.62 and 305,198.04 is: 457,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,080.44 : 1,168,147.62 = 305,198.04 : x
  2. Step 2: Convert to fraction form
    779,080.44/1,168,147.62 = 305,198.04/x
  3. Step 3: Cross multiply
    779,080.44x = 1,168,147.62 × 305,198.04
  4. Step 4: Simplify right side
    779,080.44x = 356,516,364,054.67
  5. Step 5: Solve for x
    x = 356,516,364,054.67/779,080.44
  6. Step 6: Final answer
    x = 457,611.75

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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.