Home / 949,890.42-1,424,537.64-276,018.32

Finding the Fourth Proportional to 949,890.42, 1,424,537.64 and 276,018.32

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Solution

The fourth proportional to 949,890.42, 1,424,537.64 and 276,018.32 is: 413,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,890.42 : 1,424,537.64 = 276,018.32 : x
  2. Step 2: Convert to fraction form
    949,890.42/1,424,537.64 = 276,018.32/x
  3. Step 3: Cross multiply
    949,890.42x = 1,424,537.64 × 276,018.32
  4. Step 4: Simplify right side
    949,890.42x = 393,198,489,730.91
  5. Step 5: Solve for x
    x = 393,198,489,730.91/949,890.42
  6. Step 6: Final answer
    x = 413,940.89

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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.