Home / 903,447.17-1,355,198.09-229,528.61

Finding the Fourth Proportional to 903,447.17, 1,355,198.09 and 229,528.61

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Solution

The fourth proportional to 903,447.17, 1,355,198.09 and 229,528.61 is: 344,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,447.17 : 1,355,198.09 = 229,528.61 : x
  2. Step 2: Convert to fraction form
    903,447.17/1,355,198.09 = 229,528.61/x
  3. Step 3: Cross multiply
    903,447.17x = 1,355,198.09 × 229,528.61
  4. Step 4: Simplify right side
    903,447.17x = 311,056,733,872.36
  5. Step 5: Solve for x
    x = 311,056,733,872.36/903,447.17
  6. Step 6: Final answer
    x = 344,299.86

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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.