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Finding the Fourth Proportional to 379,084.80, 567,878.40 and 246,057.60

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Solution

The fourth proportional to 379,084.80, 567,878.40 and 246,057.60 is: 368,600.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,084.80 : 567,878.40 = 246,057.60 : x
  2. Step 2: Convert to fraction form
    379,084.80/567,878.40 = 246,057.60/x
  3. Step 3: Cross multiply
    379,084.80x = 567,878.40 × 246,057.60
  4. Step 4: Simplify right side
    379,084.80x = 139,730,796,195.84
  5. Step 5: Solve for x
    x = 139,730,796,195.84/379,084.80
  6. Step 6: Final answer
    x = 368,600.37

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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.