Home / 752,805.84-1,126,846.80-396,740.37

Finding the Fourth Proportional to 752,805.84, 1,126,846.80 and 396,740.37

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Solution

The fourth proportional to 752,805.84, 1,126,846.80 and 396,740.37 is: 593,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,805.84 : 1,126,846.80 = 396,740.37 : x
  2. Step 2: Convert to fraction form
    752,805.84/1,126,846.80 = 396,740.37/x
  3. Step 3: Cross multiply
    752,805.84x = 1,126,846.80 × 396,740.37
  4. Step 4: Simplify right side
    752,805.84x = 447,065,616,365.32
  5. Step 5: Solve for x
    x = 447,065,616,365.32/752,805.84
  6. Step 6: Final answer
    x = 593,865.77

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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.