Home / 457,244.94-685,867.49-190,860.14

Finding the Fourth Proportional to 457,244.94, 685,867.49 and 190,860.14

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Solution

The fourth proportional to 457,244.94, 685,867.49 and 190,860.14 is: 286,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,244.94 : 685,867.49 = 190,860.14 : x
  2. Step 2: Convert to fraction form
    457,244.94/685,867.49 = 190,860.14/x
  3. Step 3: Cross multiply
    457,244.94x = 685,867.49 × 190,860.14
  4. Step 4: Simplify right side
    457,244.94x = 130,904,766,877.52
  5. Step 5: Solve for x
    x = 130,904,766,877.52/457,244.94
  6. Step 6: Final answer
    x = 286,290.25

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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.