Home / 298,979.82-412,584.48-163,014.03

Finding the Fourth Proportional to 298,979.82, 412,584.48 and 163,014.03

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Solution

The fourth proportional to 298,979.82, 412,584.48 and 163,014.03 is: 224,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,979.82 : 412,584.48 = 163,014.03 : x
  2. Step 2: Convert to fraction form
    298,979.82/412,584.48 = 163,014.03/x
  3. Step 3: Cross multiply
    298,979.82x = 412,584.48 × 163,014.03
  4. Step 4: Simplify right side
    298,979.82x = 67,257,058,800.25
  5. Step 5: Solve for x
    x = 67,257,058,800.25/298,979.82
  6. Step 6: Final answer
    x = 224,955.18

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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.