Home / 446,157.72-615,799.26-255,276.36

Finding the Fourth Proportional to 446,157.72, 615,799.26 and 255,276.36

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Solution

The fourth proportional to 446,157.72, 615,799.26 and 255,276.36 is: 352,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,157.72 : 615,799.26 = 255,276.36 : x
  2. Step 2: Convert to fraction form
    446,157.72/615,799.26 = 255,276.36/x
  3. Step 3: Cross multiply
    446,157.72x = 615,799.26 × 255,276.36
  4. Step 4: Simplify right side
    446,157.72x = 157,198,993,583.49
  5. Step 5: Solve for x
    x = 157,198,993,583.49/446,157.72
  6. Step 6: Final answer
    x = 352,339.51

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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.