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Finding the Fourth Proportional to 296,144.08, 408,678.90 and 167,109.92

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Solution

The fourth proportional to 296,144.08, 408,678.90 and 167,109.92 is: 230,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,144.08 : 408,678.90 = 167,109.92 : x
  2. Step 2: Convert to fraction form
    296,144.08/408,678.90 = 167,109.92/x
  3. Step 3: Cross multiply
    296,144.08x = 408,678.90 × 167,109.92
  4. Step 4: Simplify right side
    296,144.08x = 68,294,298,284.69
  5. Step 5: Solve for x
    x = 68,294,298,284.69/296,144.08
  6. Step 6: Final answer
    x = 230,611.73

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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.