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Finding the Fourth Proportional to 372,601.92, 514,188.09 and 202,835.64

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Solution

The fourth proportional to 372,601.92, 514,188.09 and 202,835.64 is: 279,911.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,601.92 : 514,188.09 = 202,835.64 : x
  2. Step 2: Convert to fraction form
    372,601.92/514,188.09 = 202,835.64/x
  3. Step 3: Cross multiply
    372,601.92x = 514,188.09 × 202,835.64
  4. Step 4: Simplify right side
    372,601.92x = 104,295,670,315.53
  5. Step 5: Solve for x
    x = 104,295,670,315.53/372,601.92
  6. Step 6: Final answer
    x = 279,911.79

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1.5x scale

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.