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Finding the Fourth Proportional to 299,174.96, 412,832.76 and 165,030.32

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Solution

The fourth proportional to 299,174.96, 412,832.76 and 165,030.32 is: 227,726.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,174.96 : 412,832.76 = 165,030.32 : x
  2. Step 2: Convert to fraction form
    299,174.96/412,832.76 = 165,030.32/x
  3. Step 3: Cross multiply
    299,174.96x = 412,832.76 × 165,030.32
  4. Step 4: Simplify right side
    299,174.96x = 68,129,922,489.28
  5. Step 5: Solve for x
    x = 68,129,922,489.28/299,174.96
  6. Step 6: Final answer
    x = 227,726.02

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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.