Home / 494,511.13-742,071.26-194,940.73

Finding the Fourth Proportional to 494,511.13, 742,071.26 and 194,940.73

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Solution

The fourth proportional to 494,511.13, 742,071.26 and 194,940.73 is: 292,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,511.13 : 742,071.26 = 194,940.73 : x
  2. Step 2: Convert to fraction form
    494,511.13/742,071.26 = 194,940.73/x
  3. Step 3: Cross multiply
    494,511.13x = 742,071.26 × 194,940.73
  4. Step 4: Simplify right side
    494,511.13x = 144,659,913,136.42
  5. Step 5: Solve for x
    x = 144,659,913,136.42/494,511.13
  6. Step 6: Final answer
    x = 292,531.16

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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.