Home / 980,727.59-1,471,089.22-261,069.46

Finding the Fourth Proportional to 980,727.59, 1,471,089.22 and 261,069.46

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Solution

The fourth proportional to 980,727.59, 1,471,089.22 and 261,069.46 is: 391,603.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,727.59 : 1,471,089.22 = 261,069.46 : x
  2. Step 2: Convert to fraction form
    980,727.59/1,471,089.22 = 261,069.46/x
  3. Step 3: Cross multiply
    980,727.59x = 1,471,089.22 × 261,069.46
  4. Step 4: Simplify right side
    980,727.59x = 384,056,468,277.22
  5. Step 5: Solve for x
    x = 384,056,468,277.22/980,727.59
  6. Step 6: Final answer
    x = 391,603.61

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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.