Home / 494,962.75-742,564.87-158,003.46

Finding the Fourth Proportional to 494,962.75, 742,564.87 and 158,003.46

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Solution

The fourth proportional to 494,962.75, 742,564.87 and 158,003.46 is: 237,043.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,962.75 : 742,564.87 = 158,003.46 : x
  2. Step 2: Convert to fraction form
    494,962.75/742,564.87 = 158,003.46/x
  3. Step 3: Cross multiply
    494,962.75x = 742,564.87 × 158,003.46
  4. Step 4: Simplify right side
    494,962.75x = 117,327,818,339.44
  5. Step 5: Solve for x
    x = 117,327,818,339.44/494,962.75
  6. Step 6: Final answer
    x = 237,043.73

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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.