Home / 280,984.26-387,793.79-184,269.50

Finding the Fourth Proportional to 280,984.26, 387,793.79 and 184,269.50

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Solution

The fourth proportional to 280,984.26, 387,793.79 and 184,269.50 is: 254,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,984.26 : 387,793.79 = 184,269.50 : x
  2. Step 2: Convert to fraction form
    280,984.26/387,793.79 = 184,269.50/x
  3. Step 3: Cross multiply
    280,984.26x = 387,793.79 × 184,269.50
  4. Step 4: Simplify right side
    280,984.26x = 71,458,564,926.09
  5. Step 5: Solve for x
    x = 71,458,564,926.09/280,984.26
  6. Step 6: Final answer
    x = 254,315.19

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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.