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Finding the Fourth Proportional to 365,371.24, 548,553.84 and 205,559.64

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Solution

The fourth proportional to 365,371.24, 548,553.84 and 205,559.64 is: 308,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,371.24 : 548,553.84 = 205,559.64 : x
  2. Step 2: Convert to fraction form
    365,371.24/548,553.84 = 205,559.64/x
  3. Step 3: Cross multiply
    365,371.24x = 548,553.84 × 205,559.64
  4. Step 4: Simplify right side
    365,371.24x = 112,760,529,871.02
  5. Step 5: Solve for x
    x = 112,760,529,871.02/365,371.24
  6. Step 6: Final answer
    x = 308,619.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.