Home / 276,830.46-382,025.94-149,506.08

Finding the Fourth Proportional to 276,830.46, 382,025.94 and 149,506.08

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Solution

The fourth proportional to 276,830.46, 382,025.94 and 149,506.08 is: 206,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,830.46 : 382,025.94 = 149,506.08 : x
  2. Step 2: Convert to fraction form
    276,830.46/382,025.94 = 149,506.08/x
  3. Step 3: Cross multiply
    276,830.46x = 382,025.94 × 149,506.08
  4. Step 4: Simplify right side
    276,830.46x = 57,115,200,747.72
  5. Step 5: Solve for x
    x = 57,115,200,747.72/276,830.46
  6. Step 6: Final answer
    x = 206,318.34

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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.