Home / 677,845.20-1,016,094.27-339,854.27

Finding the Fourth Proportional to 677,845.20, 1,016,094.27 and 339,854.27

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Solution

The fourth proportional to 677,845.20, 1,016,094.27 and 339,854.27 is: 509,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,845.20 : 1,016,094.27 = 339,854.27 : x
  2. Step 2: Convert to fraction form
    677,845.20/1,016,094.27 = 339,854.27/x
  3. Step 3: Cross multiply
    677,845.20x = 1,016,094.27 × 339,854.27
  4. Step 4: Simplify right side
    677,845.20x = 345,323,972,576.02
  5. Step 5: Solve for x
    x = 345,323,972,576.02/677,845.20
  6. Step 6: Final answer
    x = 509,443.71

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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.