Home / 759,760.26-1,139,678.46-227,285.70

Finding the Fourth Proportional to 759,760.26, 1,139,678.46 and 227,285.70

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Solution

The fourth proportional to 759,760.26, 1,139,678.46 and 227,285.70 is: 340,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,760.26 : 1,139,678.46 = 227,285.70 : x
  2. Step 2: Convert to fraction form
    759,760.26/1,139,678.46 = 227,285.70/x
  3. Step 3: Cross multiply
    759,760.26x = 1,139,678.46 × 227,285.70
  4. Step 4: Simplify right side
    759,760.26x = 259,032,616,556.02
  5. Step 5: Solve for x
    x = 259,032,616,556.02/759,760.26
  6. Step 6: Final answer
    x = 340,939.94

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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.