Home / 220,511.18-304,476.84-169,443.43

Finding the Fourth Proportional to 220,511.18, 304,476.84 and 169,443.43

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Solution

The fourth proportional to 220,511.18, 304,476.84 and 169,443.43 is: 233,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,511.18 : 304,476.84 = 169,443.43 : x
  2. Step 2: Convert to fraction form
    220,511.18/304,476.84 = 169,443.43/x
  3. Step 3: Cross multiply
    220,511.18x = 304,476.84 × 169,443.43
  4. Step 4: Simplify right side
    220,511.18x = 51,591,599,363.97
  5. Step 5: Solve for x
    x = 51,591,599,363.97/220,511.18
  6. Step 6: Final answer
    x = 233,963.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.