Home / 603,436.25-905,270.94-229,430.17

Finding the Fourth Proportional to 603,436.25, 905,270.94 and 229,430.17

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Solution

The fourth proportional to 603,436.25, 905,270.94 and 229,430.17 is: 344,189.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,436.25 : 905,270.94 = 229,430.17 : x
  2. Step 2: Convert to fraction form
    603,436.25/905,270.94 = 229,430.17/x
  3. Step 3: Cross multiply
    603,436.25x = 905,270.94 × 229,430.17
  4. Step 4: Simplify right side
    603,436.25x = 207,696,464,513.11
  5. Step 5: Solve for x
    x = 207,696,464,513.11/603,436.25
  6. Step 6: Final answer
    x = 344,189.57

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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.