Home / 708,006.42-1,061,589.57-281,313.33

Finding the Fourth Proportional to 708,006.42, 1,061,589.57 and 281,313.33

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Solution

The fourth proportional to 708,006.42, 1,061,589.57 and 281,313.33 is: 421,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,006.42 : 1,061,589.57 = 281,313.33 : x
  2. Step 2: Convert to fraction form
    708,006.42/1,061,589.57 = 281,313.33/x
  3. Step 3: Cross multiply
    708,006.42x = 1,061,589.57 × 281,313.33
  4. Step 4: Simplify right side
    708,006.42x = 298,639,297,029.97
  5. Step 5: Solve for x
    x = 298,639,297,029.97/708,006.42
  6. Step 6: Final answer
    x = 421,803.09

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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.