Home / 903,869.16-1,355,813.07-229,950.78

Finding the Fourth Proportional to 903,869.16, 1,355,813.07 and 229,950.78

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Solution

The fourth proportional to 903,869.16, 1,355,813.07 and 229,950.78 is: 344,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,869.16 : 1,355,813.07 = 229,950.78 : x
  2. Step 2: Convert to fraction form
    903,869.16/1,355,813.07 = 229,950.78/x
  3. Step 3: Cross multiply
    903,869.16x = 1,355,813.07 × 229,950.78
  4. Step 4: Simplify right side
    903,869.16x = 311,770,272,980.70
  5. Step 5: Solve for x
    x = 311,770,272,980.70/903,869.16
  6. Step 6: Final answer
    x = 344,928.54

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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.