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Finding the Fourth Proportional to 894,043.17, 1,233,762 and 486,141.54

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Solution

The fourth proportional to 894,043.17, 1,233,762 and 486,141.54 is: 670,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,043.17 : 1,233,762 = 486,141.54 : x
  2. Step 2: Convert to fraction form
    894,043.17/1,233,762 = 486,141.54/x
  3. Step 3: Cross multiply
    894,043.17x = 1,233,762 × 486,141.54
  4. Step 4: Simplify right side
    894,043.17x = 599,782,958,673.48
  5. Step 5: Solve for x
    x = 599,782,958,673.48/894,043.17
  6. Step 6: Final answer
    x = 670,865.77

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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.