Home / 412,725.60-618,504.48-175,829.76

Finding the Fourth Proportional to 412,725.60, 618,504.48 and 175,829.76

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Solution

The fourth proportional to 412,725.60, 618,504.48 and 175,829.76 is: 263,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,725.60 : 618,504.48 = 175,829.76 : x
  2. Step 2: Convert to fraction form
    412,725.60/618,504.48 = 175,829.76/x
  3. Step 3: Cross multiply
    412,725.60x = 618,504.48 × 175,829.76
  4. Step 4: Simplify right side
    412,725.60x = 108,751,494,277.33
  5. Step 5: Solve for x
    x = 108,751,494,277.33/412,725.60
  6. Step 6: Final answer
    x = 263,495.88

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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.