Home / 284,632.35-427,018.60-200,556.72

Finding the Fourth Proportional to 284,632.35, 427,018.60 and 200,556.72

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Solution

The fourth proportional to 284,632.35, 427,018.60 and 200,556.72 is: 300,884.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,632.35 : 427,018.60 = 200,556.72 : x
  2. Step 2: Convert to fraction form
    284,632.35/427,018.60 = 200,556.72/x
  3. Step 3: Cross multiply
    284,632.35x = 427,018.60 × 200,556.72
  4. Step 4: Simplify right side
    284,632.35x = 85,641,450,045.69
  5. Step 5: Solve for x
    x = 85,641,450,045.69/284,632.35
  6. Step 6: Final answer
    x = 300,884.46

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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.