Home / 379,336.90-523,469.43-207,260.83

Finding the Fourth Proportional to 379,336.90, 523,469.43 and 207,260.83

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Solution

The fourth proportional to 379,336.90, 523,469.43 and 207,260.83 is: 286,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,336.90 : 523,469.43 = 207,260.83 : x
  2. Step 2: Convert to fraction form
    379,336.90/523,469.43 = 207,260.83/x
  3. Step 3: Cross multiply
    379,336.90x = 523,469.43 × 207,260.83
  4. Step 4: Simplify right side
    379,336.90x = 108,494,708,541.43
  5. Step 5: Solve for x
    x = 108,494,708,541.43/379,336.90
  6. Step 6: Final answer
    x = 286,011.48

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1.5x scale

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.