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Finding the Fourth Proportional to 270,649.58, 373,493.66 and 149,791.10

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Solution

The fourth proportional to 270,649.58, 373,493.66 and 149,791.10 is: 206,710.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,649.58 : 373,493.66 = 149,791.10 : x
  2. Step 2: Convert to fraction form
    270,649.58/373,493.66 = 149,791.10/x
  3. Step 3: Cross multiply
    270,649.58x = 373,493.66 × 149,791.10
  4. Step 4: Simplify right side
    270,649.58x = 55,946,026,174.43
  5. Step 5: Solve for x
    x = 55,946,026,174.43/270,649.58
  6. Step 6: Final answer
    x = 206,710.19

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1.5x scale

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.