Home / 297,868.36-411,256.28-228,834.88

Finding the Fourth Proportional to 297,868.36, 411,256.28 and 228,834.88

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Solution

The fourth proportional to 297,868.36, 411,256.28 and 228,834.88 is: 315,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,868.36 : 411,256.28 = 228,834.88 : x
  2. Step 2: Convert to fraction form
    297,868.36/411,256.28 = 228,834.88/x
  3. Step 3: Cross multiply
    297,868.36x = 411,256.28 × 228,834.88
  4. Step 4: Simplify right side
    297,868.36x = 94,109,780,578.06
  5. Step 5: Solve for x
    x = 94,109,780,578.06/297,868.36
  6. Step 6: Final answer
    x = 315,944.20

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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.