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Finding the Fourth Proportional to 297,066.68, 409,974.65 and 168,007.71

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Solution

The fourth proportional to 297,066.68, 409,974.65 and 168,007.71 is: 231,863.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,066.68 : 409,974.65 = 168,007.71 : x
  2. Step 2: Convert to fraction form
    297,066.68/409,974.65 = 168,007.71/x
  3. Step 3: Cross multiply
    297,066.68x = 409,974.65 × 168,007.71
  4. Step 4: Simplify right side
    297,066.68x = 68,878,902,104.55
  5. Step 5: Solve for x
    x = 68,878,902,104.55/297,066.68
  6. Step 6: Final answer
    x = 231,863.44

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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.