Home / 252,631.77-347,746.94-220,309.37

Finding the Fourth Proportional to 252,631.77, 347,746.94 and 220,309.37

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Solution

The fourth proportional to 252,631.77, 347,746.94 and 220,309.37 is: 303,255.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,631.77 : 347,746.94 = 220,309.37 : x
  2. Step 2: Convert to fraction form
    252,631.77/347,746.94 = 220,309.37/x
  3. Step 3: Cross multiply
    252,631.77x = 347,746.94 × 220,309.37
  4. Step 4: Simplify right side
    252,631.77x = 76,611,907,532.09
  5. Step 5: Solve for x
    x = 76,611,907,532.09/252,631.77
  6. Step 6: Final answer
    x = 303,255.24

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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.