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Finding the Fourth Proportional to 329,070.86, 454,039.68 and 200,007.08

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Solution

The fourth proportional to 329,070.86, 454,039.68 and 200,007.08 is: 275,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,070.86 : 454,039.68 = 200,007.08 : x
  2. Step 2: Convert to fraction form
    329,070.86/454,039.68 = 200,007.08/x
  3. Step 3: Cross multiply
    329,070.86x = 454,039.68 × 200,007.08
  4. Step 4: Simplify right side
    329,070.86x = 90,811,150,600.93
  5. Step 5: Solve for x
    x = 90,811,150,600.93/329,070.86
  6. Step 6: Final answer
    x = 275,962.30

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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.