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Finding the Fourth Proportional to 352,000.56, 485,786.52 and 201,094.32

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Solution

The fourth proportional to 352,000.56, 485,786.52 and 201,094.32 is: 277,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,000.56 : 485,786.52 = 201,094.32 : x
  2. Step 2: Convert to fraction form
    352,000.56/485,786.52 = 201,094.32/x
  3. Step 3: Cross multiply
    352,000.56x = 485,786.52 × 201,094.32
  4. Step 4: Simplify right side
    352,000.56x = 97,688,909,904.57
  5. Step 5: Solve for x
    x = 97,688,909,904.57/352,000.56
  6. Step 6: Final answer
    x = 277,524.87

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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.