Home / 346,961.12-520,087.16-196,884.42

Finding the Fourth Proportional to 346,961.12, 520,087.16 and 196,884.42

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Solution

The fourth proportional to 346,961.12, 520,087.16 and 196,884.42 is: 295,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,961.12 : 520,087.16 = 196,884.42 : x
  2. Step 2: Convert to fraction form
    346,961.12/520,087.16 = 196,884.42/x
  3. Step 3: Cross multiply
    346,961.12x = 520,087.16 × 196,884.42
  4. Step 4: Simplify right side
    346,961.12x = 102,397,058,846.05
  5. Step 5: Solve for x
    x = 102,397,058,846.05/346,961.12
  6. Step 6: Final answer
    x = 295,125.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.