Home / 892,609.95-1,339,141.48-413,183.32

Finding the Fourth Proportional to 892,609.95, 1,339,141.48 and 413,183.32

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Solution

The fourth proportional to 892,609.95, 1,339,141.48 and 413,183.32 is: 619,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,609.95 : 1,339,141.48 = 413,183.32 : x
  2. Step 2: Convert to fraction form
    892,609.95/1,339,141.48 = 413,183.32/x
  3. Step 3: Cross multiply
    892,609.95x = 1,339,141.48 × 413,183.32
  4. Step 4: Simplify right side
    892,609.95x = 553,310,922,656.11
  5. Step 5: Solve for x
    x = 553,310,922,656.11/892,609.95
  6. Step 6: Final answer
    x = 619,879.85

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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.