Home / 476,268.25-714,402.39-143,844.25

Finding the Fourth Proportional to 476,268.25, 714,402.39 and 143,844.25

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Solution

The fourth proportional to 476,268.25, 714,402.39 and 143,844.25 is: 215,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,268.25 : 714,402.39 = 143,844.25 : x
  2. Step 2: Convert to fraction form
    476,268.25/714,402.39 = 143,844.25/x
  3. Step 3: Cross multiply
    476,268.25x = 714,402.39 × 143,844.25
  4. Step 4: Simplify right side
    476,268.25x = 102,762,675,987.76
  5. Step 5: Solve for x
    x = 102,762,675,987.76/476,268.25
  6. Step 6: Final answer
    x = 215,766.38

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Similar ratio
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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.