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Finding the Fourth Proportional to 522,042, 783,063 and 226,554

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Solution

The fourth proportional to 522,042, 783,063 and 226,554 is: 339,831

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,042 : 783,063 = 226,554 : x
  2. Step 2: Convert to fraction form
    522,042/783,063 = 226,554/x
  3. Step 3: Cross multiply
    522,042x = 783,063 × 226,554
  4. Step 4: Simplify right side
    522,042x = 177,406,054,902
  5. Step 5: Solve for x
    x = 177,406,054,902/522,042
  6. Step 6: Final answer
    x = 339,831

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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.