Home / 708,234.57-1,062,558.72-228,451.76

Finding the Fourth Proportional to 708,234.57, 1,062,558.72 and 228,451.76

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Solution

The fourth proportional to 708,234.57, 1,062,558.72 and 228,451.76 is: 342,744.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,234.57 : 1,062,558.72 = 228,451.76 : x
  2. Step 2: Convert to fraction form
    708,234.57/1,062,558.72 = 228,451.76/x
  3. Step 3: Cross multiply
    708,234.57x = 1,062,558.72 × 228,451.76
  4. Step 4: Simplify right side
    708,234.57x = 242,743,403,232.30
  5. Step 5: Solve for x
    x = 242,743,403,232.30/708,234.57
  6. Step 6: Final answer
    x = 342,744.36

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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.