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Finding the Fourth Proportional to 299,850.12, 413,816.72 and 170,794.04

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Solution

The fourth proportional to 299,850.12, 413,816.72 and 170,794.04 is: 235,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,850.12 : 413,816.72 = 170,794.04 : x
  2. Step 2: Convert to fraction form
    299,850.12/413,816.72 = 170,794.04/x
  3. Step 3: Cross multiply
    299,850.12x = 413,816.72 × 170,794.04
  4. Step 4: Simplify right side
    299,850.12x = 70,677,426,505.30
  5. Step 5: Solve for x
    x = 70,677,426,505.30/299,850.12
  6. Step 6: Final answer
    x = 235,709.18

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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.