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Finding the Fourth Proportional to 270,801.38, 373,675.71 and 149,912.39

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Solution

The fourth proportional to 270,801.38, 373,675.71 and 149,912.39 is: 206,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,801.38 : 373,675.71 = 149,912.39 : x
  2. Step 2: Convert to fraction form
    270,801.38/373,675.71 = 149,912.39/x
  3. Step 3: Cross multiply
    270,801.38x = 373,675.71 × 149,912.39
  4. Step 4: Simplify right side
    270,801.38x = 56,018,616,902.67
  5. Step 5: Solve for x
    x = 56,018,616,902.67/270,801.38
  6. Step 6: Final answer
    x = 206,862.38

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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.