Home / 204,914.30-307,371.45-203,602.10

Finding the Fourth Proportional to 204,914.30, 307,371.45 and 203,602.10

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Solution

The fourth proportional to 204,914.30, 307,371.45 and 203,602.10 is: 305,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,914.30 : 307,371.45 = 203,602.10 : x
  2. Step 2: Convert to fraction form
    204,914.30/307,371.45 = 203,602.10/x
  3. Step 3: Cross multiply
    204,914.30x = 307,371.45 × 203,602.10
  4. Step 4: Simplify right side
    204,914.30x = 62,581,472,700.05
  5. Step 5: Solve for x
    x = 62,581,472,700.05/204,914.30
  6. Step 6: Final answer
    x = 305,403.15

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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.