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Finding the Fourth Proportional to 372,558.76, 514,115.62 and 202,793

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Solution

The fourth proportional to 372,558.76, 514,115.62 and 202,793 is: 279,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,558.76 : 514,115.62 = 202,793 : x
  2. Step 2: Convert to fraction form
    372,558.76/514,115.62 = 202,793/x
  3. Step 3: Cross multiply
    372,558.76x = 514,115.62 × 202,793
  4. Step 4: Simplify right side
    372,558.76x = 104,259,048,926.66
  5. Step 5: Solve for x
    x = 104,259,048,926.66/372,558.76
  6. Step 6: Final answer
    x = 279,845.92

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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.