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Finding the Fourth Proportional to 404,141.37, 606,212.10 and 224,337.21

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Solution

The fourth proportional to 404,141.37, 606,212.10 and 224,337.21 is: 336,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,141.37 : 606,212.10 = 224,337.21 : x
  2. Step 2: Convert to fraction form
    404,141.37/606,212.10 = 224,337.21/x
  3. Step 3: Cross multiply
    404,141.37x = 606,212.10 × 224,337.21
  4. Step 4: Simplify right side
    404,141.37x = 135,995,931,182.24
  5. Step 5: Solve for x
    x = 135,995,931,182.24/404,141.37
  6. Step 6: Final answer
    x = 336,505.84

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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.