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Finding the Fourth Proportional to 511,598.74, 767,267.21 and 151,685.43

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Solution

The fourth proportional to 511,598.74, 767,267.21 and 151,685.43 is: 227,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,598.74 : 767,267.21 = 151,685.43 : x
  2. Step 2: Convert to fraction form
    511,598.74/767,267.21 = 151,685.43/x
  3. Step 3: Cross multiply
    511,598.74x = 767,267.21 × 151,685.43
  4. Step 4: Simplify right side
    511,598.74x = 116,383,255,915.32
  5. Step 5: Solve for x
    x = 116,383,255,915.32/511,598.74
  6. Step 6: Final answer
    x = 227,489.33

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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.