Home / 446,104.20-615,634.65-242,163.48

Finding the Fourth Proportional to 446,104.20, 615,634.65 and 242,163.48

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Solution

The fourth proportional to 446,104.20, 615,634.65 and 242,163.48 is: 334,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,104.20 : 615,634.65 = 242,163.48 : x
  2. Step 2: Convert to fraction form
    446,104.20/615,634.65 = 242,163.48/x
  3. Step 3: Cross multiply
    446,104.20x = 615,634.65 × 242,163.48
  4. Step 4: Simplify right side
    446,104.20x = 149,084,229,252.58
  5. Step 5: Solve for x
    x = 149,084,229,252.58/446,104.20
  6. Step 6: Final answer
    x = 334,191.49

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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.