Home / 298,938.15-447,427.92-163,796.13

Finding the Fourth Proportional to 298,938.15, 447,427.92 and 163,796.13

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Solution

The fourth proportional to 298,938.15, 447,427.92 and 163,796.13 is: 245,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,938.15 : 447,427.92 = 163,796.13 : x
  2. Step 2: Convert to fraction form
    298,938.15/447,427.92 = 163,796.13/x
  3. Step 3: Cross multiply
    298,938.15x = 447,427.92 × 163,796.13
  4. Step 4: Simplify right side
    298,938.15x = 73,286,961,749.95
  5. Step 5: Solve for x
    x = 73,286,961,749.95/298,938.15
  6. Step 6: Final answer
    x = 245,157.61

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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.