Home / 276,215.48-414,383.88-163,998.08

Finding the Fourth Proportional to 276,215.48, 414,383.88 and 163,998.08

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Solution

The fourth proportional to 276,215.48, 414,383.88 and 163,998.08 is: 246,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,215.48 : 414,383.88 = 163,998.08 : x
  2. Step 2: Convert to fraction form
    276,215.48/414,383.88 = 163,998.08/x
  3. Step 3: Cross multiply
    276,215.48x = 414,383.88 × 163,998.08
  4. Step 4: Simplify right side
    276,215.48x = 67,958,160,702.95
  5. Step 5: Solve for x
    x = 67,958,160,702.95/276,215.48
  6. Step 6: Final answer
    x = 246,033.14

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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.