Home / 377,932.38-521,548.08-208,166.10

Finding the Fourth Proportional to 377,932.38, 521,548.08 and 208,166.10

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Solution

The fourth proportional to 377,932.38, 521,548.08 and 208,166.10 is: 287,269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,932.38 : 521,548.08 = 208,166.10 : x
  2. Step 2: Convert to fraction form
    377,932.38/521,548.08 = 208,166.10/x
  3. Step 3: Cross multiply
    377,932.38x = 521,548.08 × 208,166.10
  4. Step 4: Simplify right side
    377,932.38x = 108,568,629,776.09
  5. Step 5: Solve for x
    x = 108,568,629,776.09/377,932.38
  6. Step 6: Final answer
    x = 287,269.99

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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.