Home / 446,102.20-615,604.34-242,148.73

Finding the Fourth Proportional to 446,102.20, 615,604.34 and 242,148.73

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Solution

The fourth proportional to 446,102.20, 615,604.34 and 242,148.73 is: 334,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,102.20 : 615,604.34 = 242,148.73 : x
  2. Step 2: Convert to fraction form
    446,102.20/615,604.34 = 242,148.73/x
  3. Step 3: Cross multiply
    446,102.20x = 615,604.34 × 242,148.73
  4. Step 4: Simplify right side
    446,102.20x = 149,067,804,824.72
  5. Step 5: Solve for x
    x = 149,067,804,824.72/446,102.20
  6. Step 6: Final answer
    x = 334,156.18

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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.