Home / 250,845.44-345,322.58-217,319.54

Finding the Fourth Proportional to 250,845.44, 345,322.58 and 217,319.54

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Solution

The fourth proportional to 250,845.44, 345,322.58 and 217,319.54 is: 299,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,845.44 : 345,322.58 = 217,319.54 : x
  2. Step 2: Convert to fraction form
    250,845.44/345,322.58 = 217,319.54/x
  3. Step 3: Cross multiply
    250,845.44x = 345,322.58 × 217,319.54
  4. Step 4: Simplify right side
    250,845.44x = 75,045,344,237.21
  5. Step 5: Solve for x
    x = 75,045,344,237.21/250,845.44
  6. Step 6: Final answer
    x = 299,169.66

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1.5x scale

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.