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Finding the Fourth Proportional to 544,998.34, 752,201.76 and 360,912.52

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Solution

The fourth proportional to 544,998.34, 752,201.76 and 360,912.52 is: 498,128.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,998.34 : 752,201.76 = 360,912.52 : x
  2. Step 2: Convert to fraction form
    544,998.34/752,201.76 = 360,912.52/x
  3. Step 3: Cross multiply
    544,998.34x = 752,201.76 × 360,912.52
  4. Step 4: Simplify right side
    544,998.34x = 271,479,032,750.04
  5. Step 5: Solve for x
    x = 271,479,032,750.04/544,998.34
  6. Step 6: Final answer
    x = 498,128.18

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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.