Home / 456,764.62-684,146.58-231,738.52

Finding the Fourth Proportional to 456,764.62, 684,146.58 and 231,738.52

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Solution

The fourth proportional to 456,764.62, 684,146.58 and 231,738.52 is: 347,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,764.62 : 684,146.58 = 231,738.52 : x
  2. Step 2: Convert to fraction form
    456,764.62/684,146.58 = 231,738.52/x
  3. Step 3: Cross multiply
    456,764.62x = 684,146.58 × 231,738.52
  4. Step 4: Simplify right side
    456,764.62x = 158,543,115,912.26
  5. Step 5: Solve for x
    x = 158,543,115,912.26/456,764.62
  6. Step 6: Final answer
    x = 347,100.25

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1.5x scale

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.