Home / 214,284.09-321,479.70-151,227.30

Finding the Fourth Proportional to 214,284.09, 321,479.70 and 151,227.30

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Solution

The fourth proportional to 214,284.09, 321,479.70 and 151,227.30 is: 226,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,284.09 : 321,479.70 = 151,227.30 : x
  2. Step 2: Convert to fraction form
    214,284.09/321,479.70 = 151,227.30/x
  3. Step 3: Cross multiply
    214,284.09x = 321,479.70 × 151,227.30
  4. Step 4: Simplify right side
    214,284.09x = 48,616,507,035.81
  5. Step 5: Solve for x
    x = 48,616,507,035.81/214,284.09
  6. Step 6: Final answer
    x = 226,878.75

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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.