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Finding the Fourth Proportional to 511,301.67, 766,951.23 and 151,500.54

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Solution

The fourth proportional to 511,301.67, 766,951.23 and 151,500.54 is: 227,250.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,301.67 : 766,951.23 = 151,500.54 : x
  2. Step 2: Convert to fraction form
    511,301.67/766,951.23 = 151,500.54/x
  3. Step 3: Cross multiply
    511,301.67x = 766,951.23 × 151,500.54
  4. Step 4: Simplify right side
    511,301.67x = 116,193,525,498.66
  5. Step 5: Solve for x
    x = 116,193,525,498.66/511,301.67
  6. Step 6: Final answer
    x = 227,250.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.