Home / 228,544.20-342,038.70-200,550.60

Finding the Fourth Proportional to 228,544.20, 342,038.70 and 200,550.60

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Solution

The fourth proportional to 228,544.20, 342,038.70 and 200,550.60 is: 300,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,544.20 : 342,038.70 = 200,550.60 : x
  2. Step 2: Convert to fraction form
    228,544.20/342,038.70 = 200,550.60/x
  3. Step 3: Cross multiply
    228,544.20x = 342,038.70 × 200,550.60
  4. Step 4: Simplify right side
    228,544.20x = 68,596,066,508.22
  5. Step 5: Solve for x
    x = 68,596,066,508.22/228,544.20
  6. Step 6: Final answer
    x = 300,143.55

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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.