Home / 349,110.12-481,772.40-196,148.32

Finding the Fourth Proportional to 349,110.12, 481,772.40 and 196,148.32

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Solution

The fourth proportional to 349,110.12, 481,772.40 and 196,148.32 is: 270,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,110.12 : 481,772.40 = 196,148.32 : x
  2. Step 2: Convert to fraction form
    349,110.12/481,772.40 = 196,148.32/x
  3. Step 3: Cross multiply
    349,110.12x = 481,772.40 × 196,148.32
  4. Step 4: Simplify right side
    349,110.12x = 94,498,846,882.37
  5. Step 5: Solve for x
    x = 94,498,846,882.37/349,110.12
  6. Step 6: Final answer
    x = 270,684.93

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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.