Home / 1,269,586.78-1,904,524.62-460,352.35

Finding the Fourth Proportional to 1,269,586.78, 1,904,524.62 and 460,352.35

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Solution

The fourth proportional to 1,269,586.78, 1,904,524.62 and 460,352.35 is: 690,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,586.78 : 1,904,524.62 = 460,352.35 : x
  2. Step 2: Convert to fraction form
    1,269,586.78/1,904,524.62 = 460,352.35/x
  3. Step 3: Cross multiply
    1,269,586.78x = 1,904,524.62 × 460,352.35
  4. Step 4: Simplify right side
    1,269,586.78x = 876,752,384,449.86
  5. Step 5: Solve for x
    x = 876,752,384,449.86/1,269,586.78
  6. Step 6: Final answer
    x = 690,580.90

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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.