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Finding the Fourth Proportional to 270,354.90, 373,066.08 and 149,495.60

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Solution

The fourth proportional to 270,354.90, 373,066.08 and 149,495.60 is: 206,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,354.90 : 373,066.08 = 149,495.60 : x
  2. Step 2: Convert to fraction form
    270,354.90/373,066.08 = 149,495.60/x
  3. Step 3: Cross multiply
    270,354.90x = 373,066.08 × 149,495.60
  4. Step 4: Simplify right side
    270,354.90x = 55,771,737,469.25
  5. Step 5: Solve for x
    x = 55,771,737,469.25/270,354.90
  6. Step 6: Final answer
    x = 206,290.83

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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.