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Finding the Fourth Proportional to 601,181.34, 829,630.25 and 329,249.88

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Solution

The fourth proportional to 601,181.34, 829,630.25 and 329,249.88 is: 454,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,181.34 : 829,630.25 = 329,249.88 : x
  2. Step 2: Convert to fraction form
    601,181.34/829,630.25 = 329,249.88/x
  3. Step 3: Cross multiply
    601,181.34x = 829,630.25 × 329,249.88
  4. Step 4: Simplify right side
    601,181.34x = 273,155,659,845.31
  5. Step 5: Solve for x
    x = 273,155,659,845.31/601,181.34
  6. Step 6: Final answer
    x = 454,364.83

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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.