Home / 601,348.91-829,861.70-329,426.60

Finding the Fourth Proportional to 601,348.91, 829,861.70 and 329,426.60

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Solution

The fourth proportional to 601,348.91, 829,861.70 and 329,426.60 is: 454,608.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,348.91 : 829,861.70 = 329,426.60 : x
  2. Step 2: Convert to fraction form
    601,348.91/829,861.70 = 329,426.60/x
  3. Step 3: Cross multiply
    601,348.91x = 829,861.70 × 329,426.60
  4. Step 4: Simplify right side
    601,348.91x = 273,378,512,504.78
  5. Step 5: Solve for x
    x = 273,378,512,504.78/601,348.91
  6. Step 6: Final answer
    x = 454,608.81

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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.