Home / 303,564.24-418,907.70-167,595.21

Finding the Fourth Proportional to 303,564.24, 418,907.70 and 167,595.21

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Solution

The fourth proportional to 303,564.24, 418,907.70 and 167,595.21 is: 231,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,564.24 : 418,907.70 = 167,595.21 : x
  2. Step 2: Convert to fraction form
    303,564.24/418,907.70 = 167,595.21/x
  3. Step 3: Cross multiply
    303,564.24x = 418,907.70 × 167,595.21
  4. Step 4: Simplify right side
    303,564.24x = 70,206,923,952.12
  5. Step 5: Solve for x
    x = 70,206,923,952.12/303,564.24
  6. Step 6: Final answer
    x = 231,275.34

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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.