Home / 231,610.70-347,416.05-222,425.30

Finding the Fourth Proportional to 231,610.70, 347,416.05 and 222,425.30

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Solution

The fourth proportional to 231,610.70, 347,416.05 and 222,425.30 is: 333,637.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,610.70 : 347,416.05 = 222,425.30 : x
  2. Step 2: Convert to fraction form
    231,610.70/347,416.05 = 222,425.30/x
  3. Step 3: Cross multiply
    231,610.70x = 347,416.05 × 222,425.30
  4. Step 4: Simplify right side
    231,610.70x = 77,274,119,146.07
  5. Step 5: Solve for x
    x = 77,274,119,146.07/231,610.70
  6. Step 6: Final answer
    x = 333,637.95

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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.