Home / 837,405.54-1,256,523.81-331,955.82

Finding the Fourth Proportional to 837,405.54, 1,256,523.81 and 331,955.82

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Solution

The fourth proportional to 837,405.54, 1,256,523.81 and 331,955.82 is: 498,098.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,405.54 : 1,256,523.81 = 331,955.82 : x
  2. Step 2: Convert to fraction form
    837,405.54/1,256,523.81 = 331,955.82/x
  3. Step 3: Cross multiply
    837,405.54x = 1,256,523.81 × 331,955.82
  4. Step 4: Simplify right side
    837,405.54x = 417,110,391,698.07
  5. Step 5: Solve for x
    x = 417,110,391,698.07/837,405.54
  6. Step 6: Final answer
    x = 498,098.44

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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.