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Finding the Fourth Proportional to 449,592.39, 673,807.25 and 336,384.38

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Solution

The fourth proportional to 449,592.39, 673,807.25 and 336,384.38 is: 504,141.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,592.39 : 673,807.25 = 336,384.38 : x
  2. Step 2: Convert to fraction form
    449,592.39/673,807.25 = 336,384.38/x
  3. Step 3: Cross multiply
    449,592.39x = 673,807.25 × 336,384.38
  4. Step 4: Simplify right side
    449,592.39x = 226,658,234,030.76
  5. Step 5: Solve for x
    x = 226,658,234,030.76/449,592.39
  6. Step 6: Final answer
    x = 504,141.62

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1.5x scale

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.