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Finding the Fourth Proportional to 297,968.84, 411,138.18 and 167,150.84

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Solution

The fourth proportional to 297,968.84, 411,138.18 and 167,150.84 is: 230,635.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,968.84 : 411,138.18 = 167,150.84 : x
  2. Step 2: Convert to fraction form
    297,968.84/411,138.18 = 167,150.84/x
  3. Step 3: Cross multiply
    297,968.84x = 411,138.18 × 167,150.84
  4. Step 4: Simplify right side
    297,968.84x = 68,722,092,143.07
  5. Step 5: Solve for x
    x = 68,722,092,143.07/297,968.84
  6. Step 6: Final answer
    x = 230,635.16

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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.