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Finding the Fourth Proportional to 446,120.64, 615,647.52 and 244,929.60

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Solution

The fourth proportional to 446,120.64, 615,647.52 and 244,929.60 is: 338,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,120.64 : 615,647.52 = 244,929.60 : x
  2. Step 2: Convert to fraction form
    446,120.64/615,647.52 = 244,929.60/x
  3. Step 3: Cross multiply
    446,120.64x = 615,647.52 × 244,929.60
  4. Step 4: Simplify right side
    446,120.64x = 150,790,300,814.59
  5. Step 5: Solve for x
    x = 150,790,300,814.59/446,120.64
  6. Step 6: Final answer
    x = 338,003.42

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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.