Home / 303,973.17-419,504.70-168,004.19

Finding the Fourth Proportional to 303,973.17, 419,504.70 and 168,004.19

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Solution

The fourth proportional to 303,973.17, 419,504.70 and 168,004.19 is: 231,857.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,973.17 : 419,504.70 = 168,004.19 : x
  2. Step 2: Convert to fraction form
    303,973.17/419,504.70 = 168,004.19/x
  3. Step 3: Cross multiply
    303,973.17x = 419,504.70 × 168,004.19
  4. Step 4: Simplify right side
    303,973.17x = 70,478,545,227.17
  5. Step 5: Solve for x
    x = 70,478,545,227.17/303,973.17
  6. Step 6: Final answer
    x = 231,857.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.