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Finding the Fourth Proportional to 482,504.56, 722,612.76 and 382,342.68

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Solution

The fourth proportional to 482,504.56, 722,612.76 and 382,342.68 is: 572,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,504.56 : 722,612.76 = 382,342.68 : x
  2. Step 2: Convert to fraction form
    482,504.56/722,612.76 = 382,342.68/x
  3. Step 3: Cross multiply
    482,504.56x = 722,612.76 × 382,342.68
  4. Step 4: Simplify right side
    482,504.56x = 276,285,699,260.60
  5. Step 5: Solve for x
    x = 276,285,699,260.60/482,504.56
  6. Step 6: Final answer
    x = 572,607.44

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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.