Home / 449,982.70-620,976.18-246,033.76

Finding the Fourth Proportional to 449,982.70, 620,976.18 and 246,033.76

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Solution

The fourth proportional to 449,982.70, 620,976.18 and 246,033.76 is: 339,526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,982.70 : 620,976.18 = 246,033.76 : x
  2. Step 2: Convert to fraction form
    449,982.70/620,976.18 = 246,033.76/x
  3. Step 3: Cross multiply
    449,982.70x = 620,976.18 × 246,033.76
  4. Step 4: Simplify right side
    449,982.70x = 152,781,104,435.84
  5. Step 5: Solve for x
    x = 152,781,104,435.84/449,982.70
  6. Step 6: Final answer
    x = 339,526.62

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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.