Home / 313,273.46-469,834.92-144,631.77

Finding the Fourth Proportional to 313,273.46, 469,834.92 and 144,631.77

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Solution

The fourth proportional to 313,273.46, 469,834.92 and 144,631.77 is: 216,912.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,273.46 : 469,834.92 = 144,631.77 : x
  2. Step 2: Convert to fraction form
    313,273.46/469,834.92 = 144,631.77/x
  3. Step 3: Cross multiply
    313,273.46x = 469,834.92 × 144,631.77
  4. Step 4: Simplify right side
    313,273.46x = 67,953,056,087.41
  5. Step 5: Solve for x
    x = 67,953,056,087.41/313,273.46
  6. Step 6: Final answer
    x = 216,912.91

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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.