Home / 266,286.94-399,438.61-116,450.10

Finding the Fourth Proportional to 266,286.94, 399,438.61 and 116,450.10

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Solution

The fourth proportional to 266,286.94, 399,438.61 and 116,450.10 is: 174,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,286.94 : 399,438.61 = 116,450.10 : x
  2. Step 2: Convert to fraction form
    266,286.94/399,438.61 = 116,450.10/x
  3. Step 3: Cross multiply
    266,286.94x = 399,438.61 × 116,450.10
  4. Step 4: Simplify right side
    266,286.94x = 46,514,665,787.24
  5. Step 5: Solve for x
    x = 46,514,665,787.24/266,286.94
  6. Step 6: Final answer
    x = 174,678.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.