Home / 834,313.94-1,251,056.83-265,620.98

Finding the Fourth Proportional to 834,313.94, 1,251,056.83 and 265,620.98

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Solution

The fourth proportional to 834,313.94, 1,251,056.83 and 265,620.98 is: 398,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,313.94 : 1,251,056.83 = 265,620.98 : x
  2. Step 2: Convert to fraction form
    834,313.94/1,251,056.83 = 265,620.98/x
  3. Step 3: Cross multiply
    834,313.94x = 1,251,056.83 × 265,620.98
  4. Step 4: Simplify right side
    834,313.94x = 332,306,947,061.80
  5. Step 5: Solve for x
    x = 332,306,947,061.80/834,313.94
  6. Step 6: Final answer
    x = 398,299.65

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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.