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Finding the Fourth Proportional to 567,192.89, 782,678.00 and 325,470.26

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Solution

The fourth proportional to 567,192.89, 782,678.00 and 325,470.26 is: 449,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,192.89 : 782,678.00 = 325,470.26 : x
  2. Step 2: Convert to fraction form
    567,192.89/782,678.00 = 325,470.26/x
  3. Step 3: Cross multiply
    567,192.89x = 782,678.00 × 325,470.26
  4. Step 4: Simplify right side
    567,192.89x = 254,738,414,926.65
  5. Step 5: Solve for x
    x = 254,738,414,926.65/567,192.89
  6. Step 6: Final answer
    x = 449,121.31

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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.