Home / 770,059.44-1,062,255.39-447,733.91

Finding the Fourth Proportional to 770,059.44, 1,062,255.39 and 447,733.91

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Solution

The fourth proportional to 770,059.44, 1,062,255.39 and 447,733.91 is: 617,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,059.44 : 1,062,255.39 = 447,733.91 : x
  2. Step 2: Convert to fraction form
    770,059.44/1,062,255.39 = 447,733.91/x
  3. Step 3: Cross multiply
    770,059.44x = 1,062,255.39 × 447,733.91
  4. Step 4: Simplify right side
    770,059.44x = 475,607,753,872.00
  5. Step 5: Solve for x
    x = 475,607,753,872.00/770,059.44
  6. Step 6: Final answer
    x = 617,624.73

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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.