Home / 457,512.39-685,594.14-254,829.33

Finding the Fourth Proportional to 457,512.39, 685,594.14 and 254,829.33

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Solution

The fourth proportional to 457,512.39, 685,594.14 and 254,829.33 is: 381,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,512.39 : 685,594.14 = 254,829.33 : x
  2. Step 2: Convert to fraction form
    457,512.39/685,594.14 = 254,829.33/x
  3. Step 3: Cross multiply
    457,512.39x = 685,594.14 × 254,829.33
  4. Step 4: Simplify right side
    457,512.39x = 174,709,495,348.13
  5. Step 5: Solve for x
    x = 174,709,495,348.13/457,512.39
  6. Step 6: Final answer
    x = 381,868.34

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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.