Home / 347,602.24-479,701.20-196,696

Finding the Fourth Proportional to 347,602.24, 479,701.20 and 196,696

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Solution

The fourth proportional to 347,602.24, 479,701.20 and 196,696 is: 271,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,602.24 : 479,701.20 = 196,696 : x
  2. Step 2: Convert to fraction form
    347,602.24/479,701.20 = 196,696/x
  3. Step 3: Cross multiply
    347,602.24x = 479,701.20 × 196,696
  4. Step 4: Simplify right side
    347,602.24x = 94,355,307,235.20
  5. Step 5: Solve for x
    x = 94,355,307,235.20/347,602.24
  6. Step 6: Final answer
    x = 271,446.20

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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.