Home / 377,930.46-521,528.42-205,849.10

Finding the Fourth Proportional to 377,930.46, 521,528.42 and 205,849.10

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Solution

The fourth proportional to 377,930.46, 521,528.42 and 205,849.10 is: 284,063.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,930.46 : 521,528.42 = 205,849.10 : x
  2. Step 2: Convert to fraction form
    377,930.46/521,528.42 = 205,849.10/x
  3. Step 3: Cross multiply
    377,930.46x = 521,528.42 × 205,849.10
  4. Step 4: Simplify right side
    377,930.46x = 107,356,154,766.27
  5. Step 5: Solve for x
    x = 107,356,154,766.27/377,930.46
  6. Step 6: Final answer
    x = 284,063.25

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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.