Home / 957,850.80-1,321,139.40-651,382.44

Finding the Fourth Proportional to 957,850.80, 1,321,139.40 and 651,382.44

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Solution

The fourth proportional to 957,850.80, 1,321,139.40 and 651,382.44 is: 898,435.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,850.80 : 1,321,139.40 = 651,382.44 : x
  2. Step 2: Convert to fraction form
    957,850.80/1,321,139.40 = 651,382.44/x
  3. Step 3: Cross multiply
    957,850.80x = 1,321,139.40 × 651,382.44
  4. Step 4: Simplify right side
    957,850.80x = 860,567,005,952.14
  5. Step 5: Solve for x
    x = 860,567,005,952.14/957,850.80
  6. Step 6: Final answer
    x = 898,435.34

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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.