Home / 214,687.02-321,532.23-207,213.86

Finding the Fourth Proportional to 214,687.02, 321,532.23 and 207,213.86

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Solution

The fourth proportional to 214,687.02, 321,532.23 and 207,213.86 is: 310,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,687.02 : 321,532.23 = 207,213.86 : x
  2. Step 2: Convert to fraction form
    214,687.02/321,532.23 = 207,213.86/x
  3. Step 3: Cross multiply
    214,687.02x = 321,532.23 × 207,213.86
  4. Step 4: Simplify right side
    214,687.02x = 66,625,936,073.59
  5. Step 5: Solve for x
    x = 66,625,936,073.59/214,687.02
  6. Step 6: Final answer
    x = 310,339.84

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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.