Home / 357,634.44-493,536.20-196,488.12

Finding the Fourth Proportional to 357,634.44, 493,536.20 and 196,488.12

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Solution

The fourth proportional to 357,634.44, 493,536.20 and 196,488.12 is: 271,153.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,634.44 : 493,536.20 = 196,488.12 : x
  2. Step 2: Convert to fraction form
    357,634.44/493,536.20 = 196,488.12/x
  3. Step 3: Cross multiply
    357,634.44x = 493,536.20 × 196,488.12
  4. Step 4: Simplify right side
    357,634.44x = 96,974,000,089.94
  5. Step 5: Solve for x
    x = 96,974,000,089.94/357,634.44
  6. Step 6: Final answer
    x = 271,153.98

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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.