Home / 957,188.88-1,435,425.72-317,375.28

Finding the Fourth Proportional to 957,188.88, 1,435,425.72 and 317,375.28

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Solution

The fourth proportional to 957,188.88, 1,435,425.72 and 317,375.28 is: 475,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,188.88 : 1,435,425.72 = 317,375.28 : x
  2. Step 2: Convert to fraction form
    957,188.88/1,435,425.72 = 317,375.28/x
  3. Step 3: Cross multiply
    957,188.88x = 1,435,425.72 × 317,375.28
  4. Step 4: Simplify right side
    957,188.88x = 455,568,639,804.20
  5. Step 5: Solve for x
    x = 455,568,639,804.20/957,188.88
  6. Step 6: Final answer
    x = 475,944.35

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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.