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Finding the Fourth Proportional to 348,666.72, 523,202.01 and 146,244.83

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Solution

The fourth proportional to 348,666.72, 523,202.01 and 146,244.83 is: 219,451.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,666.72 : 523,202.01 = 146,244.83 : x
  2. Step 2: Convert to fraction form
    348,666.72/523,202.01 = 146,244.83/x
  3. Step 3: Cross multiply
    348,666.72x = 523,202.01 × 146,244.83
  4. Step 4: Simplify right side
    348,666.72x = 76,515,585,843.68
  5. Step 5: Solve for x
    x = 76,515,585,843.68/348,666.72
  6. Step 6: Final answer
    x = 219,451.94

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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.