Home / 446,228.20-615,791.46-245,023.72

Finding the Fourth Proportional to 446,228.20, 615,791.46 and 245,023.72

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Solution

The fourth proportional to 446,228.20, 615,791.46 and 245,023.72 is: 338,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,228.20 : 615,791.46 = 245,023.72 : x
  2. Step 2: Convert to fraction form
    446,228.20/615,791.46 = 245,023.72/x
  3. Step 3: Cross multiply
    446,228.20x = 615,791.46 × 245,023.72
  4. Step 4: Simplify right side
    446,228.20x = 150,883,514,273.43
  5. Step 5: Solve for x
    x = 150,883,514,273.43/446,228.20
  6. Step 6: Final answer
    x = 338,130.84

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1.5x scale

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.