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Finding the Fourth Proportional to 352,903.43, 529,057.41 and 153,073.37

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Solution

The fourth proportional to 352,903.43, 529,057.41 and 153,073.37 is: 229,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,903.43 : 529,057.41 = 153,073.37 : x
  2. Step 2: Convert to fraction form
    352,903.43/529,057.41 = 153,073.37/x
  3. Step 3: Cross multiply
    352,903.43x = 529,057.41 × 153,073.37
  4. Step 4: Simplify right side
    352,903.43x = 80,984,600,672.17
  5. Step 5: Solve for x
    x = 80,984,600,672.17/352,903.43
  6. Step 6: Final answer
    x = 229,480.91

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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.