Home / 603,438.25-905,273.94-229,432.17

Finding the Fourth Proportional to 603,438.25, 905,273.94 and 229,432.17

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Solution

The fourth proportional to 603,438.25, 905,273.94 and 229,432.17 is: 344,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,438.25 : 905,273.94 = 229,432.17 : x
  2. Step 2: Convert to fraction form
    603,438.25/905,273.94 = 229,432.17/x
  3. Step 3: Cross multiply
    603,438.25x = 905,273.94 × 229,432.17
  4. Step 4: Simplify right side
    603,438.25x = 207,698,964,498.65
  5. Step 5: Solve for x
    x = 207,698,964,498.65/603,438.25
  6. Step 6: Final answer
    x = 344,192.57

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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.