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Finding the Fourth Proportional to 370,793.88, 511,657.26 and 227,559.96

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Solution

The fourth proportional to 370,793.88, 511,657.26 and 227,559.96 is: 314,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,793.88 : 511,657.26 = 227,559.96 : x
  2. Step 2: Convert to fraction form
    370,793.88/511,657.26 = 227,559.96/x
  3. Step 3: Cross multiply
    370,793.88x = 511,657.26 × 227,559.96
  4. Step 4: Simplify right side
    370,793.88x = 116,432,705,619.31
  5. Step 5: Solve for x
    x = 116,432,705,619.31/370,793.88
  6. Step 6: Final answer
    x = 314,009.24

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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.