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Finding the Fourth Proportional to 601,372.09, 829,893.81 and 329,449.83

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Solution

The fourth proportional to 601,372.09, 829,893.81 and 329,449.83 is: 454,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,372.09 : 829,893.81 = 329,449.83 : x
  2. Step 2: Convert to fraction form
    601,372.09/829,893.81 = 329,449.83/x
  3. Step 3: Cross multiply
    601,372.09x = 829,893.81 × 329,449.83
  4. Step 4: Simplify right side
    601,372.09x = 273,408,374,622.55
  5. Step 5: Solve for x
    x = 273,408,374,622.55/601,372.09
  6. Step 6: Final answer
    x = 454,640.94

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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.