Home / 228,946.20-342,763.20-222,385.20

Finding the Fourth Proportional to 228,946.20, 342,763.20 and 222,385.20

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Solution

The fourth proportional to 228,946.20, 342,763.20 and 222,385.20 is: 332,940.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,946.20 : 342,763.20 = 222,385.20 : x
  2. Step 2: Convert to fraction form
    228,946.20/342,763.20 = 222,385.20/x
  3. Step 3: Cross multiply
    228,946.20x = 342,763.20 × 222,385.20
  4. Step 4: Simplify right side
    228,946.20x = 76,225,462,784.64
  5. Step 5: Solve for x
    x = 76,225,462,784.64/228,946.20
  6. Step 6: Final answer
    x = 332,940.50

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1.5x scale

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.