Home / 331,279.49-457,167.83-188,041.93

Finding the Fourth Proportional to 331,279.49, 457,167.83 and 188,041.93

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Solution

The fourth proportional to 331,279.49, 457,167.83 and 188,041.93 is: 259,499.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,279.49 : 457,167.83 = 188,041.93 : x
  2. Step 2: Convert to fraction form
    331,279.49/457,167.83 = 188,041.93/x
  3. Step 3: Cross multiply
    331,279.49x = 457,167.83 × 188,041.93
  4. Step 4: Simplify right side
    331,279.49x = 85,966,719,003.98
  5. Step 5: Solve for x
    x = 85,966,719,003.98/331,279.49
  6. Step 6: Final answer
    x = 259,499.07

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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.