Home / 386,727.45-580,106.88-184,219.44

Finding the Fourth Proportional to 386,727.45, 580,106.88 and 184,219.44

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Solution

The fourth proportional to 386,727.45, 580,106.88 and 184,219.44 is: 276,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,727.45 : 580,106.88 = 184,219.44 : x
  2. Step 2: Convert to fraction form
    386,727.45/580,106.88 = 184,219.44/x
  3. Step 3: Cross multiply
    386,727.45x = 580,106.88 × 184,219.44
  4. Step 4: Simplify right side
    386,727.45x = 106,866,964,573.75
  5. Step 5: Solve for x
    x = 106,866,964,573.75/386,727.45
  6. Step 6: Final answer
    x = 276,336.64

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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.