Home / 367,975.06-507,819.96-206,829.61

Finding the Fourth Proportional to 367,975.06, 507,819.96 and 206,829.61

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Solution

The fourth proportional to 367,975.06, 507,819.96 and 206,829.61 is: 285,432.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,975.06 : 507,819.96 = 206,829.61 : x
  2. Step 2: Convert to fraction form
    367,975.06/507,819.96 = 206,829.61/x
  3. Step 3: Cross multiply
    367,975.06x = 507,819.96 × 206,829.61
  4. Step 4: Simplify right side
    367,975.06x = 105,032,204,277.02
  5. Step 5: Solve for x
    x = 105,032,204,277.02/367,975.06
  6. Step 6: Final answer
    x = 285,432.94

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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.