Home / 386,730.92-580,112.12-184,222.94

Finding the Fourth Proportional to 386,730.92, 580,112.12 and 184,222.94

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Solution

The fourth proportional to 386,730.92, 580,112.12 and 184,222.94 is: 276,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,730.92 : 580,112.12 = 184,222.94 : x
  2. Step 2: Convert to fraction form
    386,730.92/580,112.12 = 184,222.94/x
  3. Step 3: Cross multiply
    386,730.92x = 580,112.12 × 184,222.94
  4. Step 4: Simplify right side
    386,730.92x = 106,869,957,836.03
  5. Step 5: Solve for x
    x = 106,869,957,836.03/386,730.92
  6. Step 6: Final answer
    x = 276,341.90

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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.