Home / 965,943.68-1,449,014.72-255,971.69

Finding the Fourth Proportional to 965,943.68, 1,449,014.72 and 255,971.69

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Solution

The fourth proportional to 965,943.68, 1,449,014.72 and 255,971.69 is: 383,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,943.68 : 1,449,014.72 = 255,971.69 : x
  2. Step 2: Convert to fraction form
    965,943.68/1,449,014.72 = 255,971.69/x
  3. Step 3: Cross multiply
    965,943.68x = 1,449,014.72 × 255,971.69
  4. Step 4: Simplify right side
    965,943.68x = 370,906,753,212.70
  5. Step 5: Solve for x
    x = 370,906,753,212.70/965,943.68
  6. Step 6: Final answer
    x = 383,983.83

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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.