Home / 494,510.13-742,069.76-194,939.73

Finding the Fourth Proportional to 494,510.13, 742,069.76 and 194,939.73

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Solution

The fourth proportional to 494,510.13, 742,069.76 and 194,939.73 is: 292,529.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,510.13 : 742,069.76 = 194,939.73 : x
  2. Step 2: Convert to fraction form
    494,510.13/742,069.76 = 194,939.73/x
  3. Step 3: Cross multiply
    494,510.13x = 742,069.76 × 194,939.73
  4. Step 4: Simplify right side
    494,510.13x = 144,658,877,680.87
  5. Step 5: Solve for x
    x = 144,658,877,680.87/494,510.13
  6. Step 6: Final answer
    x = 292,529.65

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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.