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Finding the Fourth Proportional to 372,635.93, 514,246.83 and 202,879.37

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Solution

The fourth proportional to 372,635.93, 514,246.83 and 202,879.37 is: 279,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,635.93 : 514,246.83 = 202,879.37 : x
  2. Step 2: Convert to fraction form
    372,635.93/514,246.83 = 202,879.37/x
  3. Step 3: Cross multiply
    372,635.93x = 514,246.83 × 202,879.37
  4. Step 4: Simplify right side
    372,635.93x = 104,330,072,894.90
  5. Step 5: Solve for x
    x = 104,330,072,894.90/372,635.93
  6. Step 6: Final answer
    x = 279,978.56

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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.