Home / 964,785.26-1,331,227.64-556,738.25

Finding the Fourth Proportional to 964,785.26, 1,331,227.64 and 556,738.25

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Solution

The fourth proportional to 964,785.26, 1,331,227.64 and 556,738.25 is: 768,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,785.26 : 1,331,227.64 = 556,738.25 : x
  2. Step 2: Convert to fraction form
    964,785.26/1,331,227.64 = 556,738.25/x
  3. Step 3: Cross multiply
    964,785.26x = 1,331,227.64 × 556,738.25
  4. Step 4: Simplify right side
    964,785.26x = 741,145,341,380.94
  5. Step 5: Solve for x
    x = 741,145,341,380.94/964,785.26
  6. Step 6: Final answer
    x = 768,197.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.