Home / 468,938.58-647,133.03-254,078.58

Finding the Fourth Proportional to 468,938.58, 647,133.03 and 254,078.58

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Solution

The fourth proportional to 468,938.58, 647,133.03 and 254,078.58 is: 350,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,938.58 : 647,133.03 = 254,078.58 : x
  2. Step 2: Convert to fraction form
    468,938.58/647,133.03 = 254,078.58/x
  3. Step 3: Cross multiply
    468,938.58x = 647,133.03 × 254,078.58
  4. Step 4: Simplify right side
    468,938.58x = 164,422,643,760.25
  5. Step 5: Solve for x
    x = 164,422,643,760.25/468,938.58
  6. Step 6: Final answer
    x = 350,627.25

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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.