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Finding the Fourth Proportional to 601,311.72, 829,801.08 and 329,377.44

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Solution

The fourth proportional to 601,311.72, 829,801.08 and 329,377.44 is: 454,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,311.72 : 829,801.08 = 329,377.44 : x
  2. Step 2: Convert to fraction form
    601,311.72/829,801.08 = 329,377.44/x
  3. Step 3: Cross multiply
    601,311.72x = 829,801.08 × 329,377.44
  4. Step 4: Simplify right side
    601,311.72x = 273,317,755,439.64
  5. Step 5: Solve for x
    x = 273,317,755,439.64/601,311.72
  6. Step 6: Final answer
    x = 454,535.89

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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.