Home / 493,971.42-681,396.30-297,601.50

Finding the Fourth Proportional to 493,971.42, 681,396.30 and 297,601.50

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Solution

The fourth proportional to 493,971.42, 681,396.30 and 297,601.50 is: 410,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,971.42 : 681,396.30 = 297,601.50 : x
  2. Step 2: Convert to fraction form
    493,971.42/681,396.30 = 297,601.50/x
  3. Step 3: Cross multiply
    493,971.42x = 681,396.30 × 297,601.50
  4. Step 4: Simplify right side
    493,971.42x = 202,784,560,974.45
  5. Step 5: Solve for x
    x = 202,784,560,974.45/493,971.42
  6. Step 6: Final answer
    x = 410,518.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.