Home / 834,366.35-1,251,486.60-265,724.48

Finding the Fourth Proportional to 834,366.35, 1,251,486.60 and 265,724.48

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Solution

The fourth proportional to 834,366.35, 1,251,486.60 and 265,724.48 is: 398,566.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,366.35 : 1,251,486.60 = 265,724.48 : x
  2. Step 2: Convert to fraction form
    834,366.35/1,251,486.60 = 265,724.48/x
  3. Step 3: Cross multiply
    834,366.35x = 1,251,486.60 × 265,724.48
  4. Step 4: Simplify right side
    834,366.35x = 332,550,619,754.54
  5. Step 5: Solve for x
    x = 332,550,619,754.54/834,366.35
  6. Step 6: Final answer
    x = 398,566.67

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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.