Home / 256,331.16-384,162.30-185,492.41

Finding the Fourth Proportional to 256,331.16, 384,162.30 and 185,492.41

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Solution

The fourth proportional to 256,331.16, 384,162.30 and 185,492.41 is: 277,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,331.16 : 384,162.30 = 185,492.41 : x
  2. Step 2: Convert to fraction form
    256,331.16/384,162.30 = 185,492.41/x
  3. Step 3: Cross multiply
    256,331.16x = 384,162.30 × 185,492.41
  4. Step 4: Simplify right side
    256,331.16x = 71,259,190,858.14
  5. Step 5: Solve for x
    x = 71,259,190,858.14/256,331.16
  6. Step 6: Final answer
    x = 277,996.60

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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.