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Finding the Fourth Proportional to 364,262.34, 502,399.38 and 323,469.38

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Solution

The fourth proportional to 364,262.34, 502,399.38 and 323,469.38 is: 446,136.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,262.34 : 502,399.38 = 323,469.38 : x
  2. Step 2: Convert to fraction form
    364,262.34/502,399.38 = 323,469.38/x
  3. Step 3: Cross multiply
    364,262.34x = 502,399.38 × 323,469.38
  4. Step 4: Simplify right side
    364,262.34x = 162,510,815,960.98
  5. Step 5: Solve for x
    x = 162,510,815,960.98/364,262.34
  6. Step 6: Final answer
    x = 446,136.75

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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.