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Finding the Fourth Proportional to 270,333.46, 373,045.12 and 149,467.49

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Solution

The fourth proportional to 270,333.46, 373,045.12 and 149,467.49 is: 206,256.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,333.46 : 373,045.12 = 149,467.49 : x
  2. Step 2: Convert to fraction form
    270,333.46/373,045.12 = 149,467.49/x
  3. Step 3: Cross multiply
    270,333.46x = 373,045.12 × 149,467.49
  4. Step 4: Simplify right side
    270,333.46x = 55,758,115,504.25
  5. Step 5: Solve for x
    x = 55,758,115,504.25/270,333.46
  6. Step 6: Final answer
    x = 206,256.81

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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.