Home / 501,976.46-753,112.11-202,302.78

Finding the Fourth Proportional to 501,976.46, 753,112.11 and 202,302.78

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Solution

The fourth proportional to 501,976.46, 753,112.11 and 202,302.78 is: 303,513.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,976.46 : 753,112.11 = 202,302.78 : x
  2. Step 2: Convert to fraction form
    501,976.46/753,112.11 = 202,302.78/x
  3. Step 3: Cross multiply
    501,976.46x = 753,112.11 × 202,302.78
  4. Step 4: Simplify right side
    501,976.46x = 152,356,673,504.67
  5. Step 5: Solve for x
    x = 152,356,673,504.67/501,976.46
  6. Step 6: Final answer
    x = 303,513.59

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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.