Home / 296,072.20-443,816.70-146,335.60

Finding the Fourth Proportional to 296,072.20, 443,816.70 and 146,335.60

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Solution

The fourth proportional to 296,072.20, 443,816.70 and 146,335.60 is: 219,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,072.20 : 443,816.70 = 146,335.60 : x
  2. Step 2: Convert to fraction form
    296,072.20/443,816.70 = 146,335.60/x
  3. Step 3: Cross multiply
    296,072.20x = 443,816.70 × 146,335.60
  4. Step 4: Simplify right side
    296,072.20x = 64,946,183,084.52
  5. Step 5: Solve for x
    x = 64,946,183,084.52/296,072.20
  6. Step 6: Final answer
    x = 219,359.27

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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.