Home / 719,896.38-1,080,022.17-214,455.39

Finding the Fourth Proportional to 719,896.38, 1,080,022.17 and 214,455.39

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Solution

The fourth proportional to 719,896.38, 1,080,022.17 and 214,455.39 is: 321,735.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,896.38 : 1,080,022.17 = 214,455.39 : x
  2. Step 2: Convert to fraction form
    719,896.38/1,080,022.17 = 214,455.39/x
  3. Step 3: Cross multiply
    719,896.38x = 1,080,022.17 × 214,455.39
  4. Step 4: Simplify right side
    719,896.38x = 231,616,575,676.00
  5. Step 5: Solve for x
    x = 231,616,575,676.00/719,896.38
  6. Step 6: Final answer
    x = 321,735.99

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1.5x scale

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.