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Finding the Fourth Proportional to 271,418.40, 374,559.64 and 150,567.60

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Solution

The fourth proportional to 271,418.40, 374,559.64 and 150,567.60 is: 207,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,418.40 : 374,559.64 = 150,567.60 : x
  2. Step 2: Convert to fraction form
    271,418.40/374,559.64 = 150,567.60/x
  3. Step 3: Cross multiply
    271,418.40x = 374,559.64 × 150,567.60
  4. Step 4: Simplify right side
    271,418.40x = 56,396,546,051.66
  5. Step 5: Solve for x
    x = 56,396,546,051.66/271,418.40
  6. Step 6: Final answer
    x = 207,784.54

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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.