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Finding the Fourth Proportional to 270,801.75, 373,676.23 and 149,912.76

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Solution

The fourth proportional to 270,801.75, 373,676.23 and 149,912.76 is: 206,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,801.75 : 373,676.23 = 149,912.76 : x
  2. Step 2: Convert to fraction form
    270,801.75/373,676.23 = 149,912.76/x
  3. Step 3: Cross multiply
    270,801.75x = 373,676.23 × 149,912.76
  4. Step 4: Simplify right side
    270,801.75x = 56,018,834,610.91
  5. Step 5: Solve for x
    x = 56,018,834,610.91/270,801.75
  6. Step 6: Final answer
    x = 206,862.90

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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.