Home / 945,027.52-1,418,059.68-383,911.36

Finding the Fourth Proportional to 945,027.52, 1,418,059.68 and 383,911.36

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Solution

The fourth proportional to 945,027.52, 1,418,059.68 and 383,911.36 is: 576,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,027.52 : 1,418,059.68 = 383,911.36 : x
  2. Step 2: Convert to fraction form
    945,027.52/1,418,059.68 = 383,911.36/x
  3. Step 3: Cross multiply
    945,027.52x = 1,418,059.68 × 383,911.36
  4. Step 4: Simplify right side
    945,027.52x = 544,409,220,309.97
  5. Step 5: Solve for x
    x = 544,409,220,309.97/945,027.52
  6. Step 6: Final answer
    x = 576,077.64

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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.