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Finding the Fourth Proportional to 555,967.87, 834,056.19 and 252,383.33

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Solution

The fourth proportional to 555,967.87, 834,056.19 and 252,383.33 is: 378,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,967.87 : 834,056.19 = 252,383.33 : x
  2. Step 2: Convert to fraction form
    555,967.87/834,056.19 = 252,383.33/x
  3. Step 3: Cross multiply
    555,967.87x = 834,056.19 × 252,383.33
  4. Step 4: Simplify right side
    555,967.87x = 210,501,880,724.45
  5. Step 5: Solve for x
    x = 210,501,880,724.45/555,967.87
  6. Step 6: Final answer
    x = 378,622.39

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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.