Home / 386,730.07-580,110.82-184,222.06

Finding the Fourth Proportional to 386,730.07, 580,110.82 and 184,222.06

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Solution

The fourth proportional to 386,730.07, 580,110.82 and 184,222.06 is: 276,340.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,730.07 : 580,110.82 = 184,222.06 : x
  2. Step 2: Convert to fraction form
    386,730.07/580,110.82 = 184,222.06/x
  3. Step 3: Cross multiply
    386,730.07x = 580,110.82 × 184,222.06
  4. Step 4: Simplify right side
    386,730.07x = 106,869,208,377.86
  5. Step 5: Solve for x
    x = 106,869,208,377.86/386,730.07
  6. Step 6: Final answer
    x = 276,340.57

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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.