Home / 469,912.14-704,868.30-114,921.90

Finding the Fourth Proportional to 469,912.14, 704,868.30 and 114,921.90

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Solution

The fourth proportional to 469,912.14, 704,868.30 and 114,921.90 is: 172,382.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,912.14 : 704,868.30 = 114,921.90 : x
  2. Step 2: Convert to fraction form
    469,912.14/704,868.30 = 114,921.90/x
  3. Step 3: Cross multiply
    469,912.14x = 704,868.30 × 114,921.90
  4. Step 4: Simplify right side
    469,912.14x = 81,004,804,285.77
  5. Step 5: Solve for x
    x = 81,004,804,285.77/469,912.14
  6. Step 6: Final answer
    x = 172,382.87

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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.