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Finding the Fourth Proportional to 352,474.53, 527,801.24 and 243,266.44

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Solution

The fourth proportional to 352,474.53, 527,801.24 and 243,266.44 is: 364,271.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,474.53 : 527,801.24 = 243,266.44 : x
  2. Step 2: Convert to fraction form
    352,474.53/527,801.24 = 243,266.44/x
  3. Step 3: Cross multiply
    352,474.53x = 527,801.24 × 243,266.44
  4. Step 4: Simplify right side
    352,474.53x = 128,396,329,105.76
  5. Step 5: Solve for x
    x = 128,396,329,105.76/352,474.53
  6. Step 6: Final answer
    x = 364,271.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.