Home / 434,138.25-599,112.63-252,974.46

Finding the Fourth Proportional to 434,138.25, 599,112.63 and 252,974.46

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Solution

The fourth proportional to 434,138.25, 599,112.63 and 252,974.46 is: 349,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,138.25 : 599,112.63 = 252,974.46 : x
  2. Step 2: Convert to fraction form
    434,138.25/599,112.63 = 252,974.46/x
  3. Step 3: Cross multiply
    434,138.25x = 599,112.63 × 252,974.46
  4. Step 4: Simplify right side
    434,138.25x = 151,560,194,053.43
  5. Step 5: Solve for x
    x = 151,560,194,053.43/434,138.25
  6. Step 6: Final answer
    x = 349,105.83

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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.