Home / 336,947.10-505,861.96-225,344.50

Finding the Fourth Proportional to 336,947.10, 505,861.96 and 225,344.50

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Solution

The fourth proportional to 336,947.10, 505,861.96 and 225,344.50 is: 338,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,947.10 : 505,861.96 = 225,344.50 : x
  2. Step 2: Convert to fraction form
    336,947.10/505,861.96 = 225,344.50/x
  3. Step 3: Cross multiply
    336,947.10x = 505,861.96 × 225,344.50
  4. Step 4: Simplify right side
    336,947.10x = 113,993,210,445.22
  5. Step 5: Solve for x
    x = 113,993,210,445.22/336,947.10
  6. Step 6: Final answer
    x = 338,311.89

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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.