Home / 903,869.66-1,355,813.82-229,951.28

Finding the Fourth Proportional to 903,869.66, 1,355,813.82 and 229,951.28

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Solution

The fourth proportional to 903,869.66, 1,355,813.82 and 229,951.28 is: 344,929.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,869.66 : 1,355,813.82 = 229,951.28 : x
  2. Step 2: Convert to fraction form
    903,869.66/1,355,813.82 = 229,951.28/x
  3. Step 3: Cross multiply
    903,869.66x = 1,355,813.82 × 229,951.28
  4. Step 4: Simplify right side
    903,869.66x = 311,771,116,571.62
  5. Step 5: Solve for x
    x = 311,771,116,571.62/903,869.66
  6. Step 6: Final answer
    x = 344,929.29

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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.