Home / 496,018-742,764.90-327,025.62

Finding the Fourth Proportional to 496,018, 742,764.90 and 327,025.62

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Solution

The fourth proportional to 496,018, 742,764.90 and 327,025.62 is: 489,706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,018 : 742,764.90 = 327,025.62 : x
  2. Step 2: Convert to fraction form
    496,018/742,764.90 = 327,025.62/x
  3. Step 3: Cross multiply
    496,018x = 742,764.90 × 327,025.62
  4. Step 4: Simplify right side
    496,018x = 242,903,151,936.74
  5. Step 5: Solve for x
    x = 242,903,151,936.74/496,018
  6. Step 6: Final answer
    x = 489,706.33

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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.