Home / 558,756.34-836,800.44-321,600.52

Finding the Fourth Proportional to 558,756.34, 836,800.44 and 321,600.52

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Solution

The fourth proportional to 558,756.34, 836,800.44 and 321,600.52 is: 481,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,756.34 : 836,800.44 = 321,600.52 : x
  2. Step 2: Convert to fraction form
    558,756.34/836,800.44 = 321,600.52/x
  3. Step 3: Cross multiply
    558,756.34x = 836,800.44 × 321,600.52
  4. Step 4: Simplify right side
    558,756.34x = 269,115,456,640.23
  5. Step 5: Solve for x
    x = 269,115,456,640.23/558,756.34
  6. Step 6: Final answer
    x = 481,632.94

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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.