Home / 494,902.02-742,343.90-157,939.98

Finding the Fourth Proportional to 494,902.02, 742,343.90 and 157,939.98

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Solution

The fourth proportional to 494,902.02, 742,343.90 and 157,939.98 is: 236,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,902.02 : 742,343.90 = 157,939.98 : x
  2. Step 2: Convert to fraction form
    494,902.02/742,343.90 = 157,939.98/x
  3. Step 3: Cross multiply
    494,902.02x = 742,343.90 × 157,939.98
  4. Step 4: Simplify right side
    494,902.02x = 117,245,780,719.12
  5. Step 5: Solve for x
    x = 117,245,780,719.12/494,902.02
  6. Step 6: Final answer
    x = 236,907.06

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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.