Home / 695,243.60-1,042,884.84-245,900.96

Finding the Fourth Proportional to 695,243.60, 1,042,884.84 and 245,900.96

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Solution

The fourth proportional to 695,243.60, 1,042,884.84 and 245,900.96 is: 368,858.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,243.60 : 1,042,884.84 = 245,900.96 : x
  2. Step 2: Convert to fraction form
    695,243.60/1,042,884.84 = 245,900.96/x
  3. Step 3: Cross multiply
    695,243.60x = 1,042,884.84 × 245,900.96
  4. Step 4: Simplify right side
    695,243.60x = 256,446,383,325.45
  5. Step 5: Solve for x
    x = 256,446,383,325.45/695,243.60
  6. Step 6: Final answer
    x = 368,858.32

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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.