Home / 276,584.40-414,666-126,867.24

Finding the Fourth Proportional to 276,584.40, 414,666 and 126,867.24

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Solution

The fourth proportional to 276,584.40, 414,666 and 126,867.24 is: 190,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,584.40 : 414,666 = 126,867.24 : x
  2. Step 2: Convert to fraction form
    276,584.40/414,666 = 126,867.24/x
  3. Step 3: Cross multiply
    276,584.40x = 414,666 × 126,867.24
  4. Step 4: Simplify right side
    276,584.40x = 52,607,530,941.84
  5. Step 5: Solve for x
    x = 52,607,530,941.84/276,584.40
  6. Step 6: Final answer
    x = 190,204.26

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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.