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Finding the Fourth Proportional to 529,150.80, 729,937.26 and 335,203.32

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Solution

The fourth proportional to 529,150.80, 729,937.26 and 335,203.32 is: 462,396.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,150.80 : 729,937.26 = 335,203.32 : x
  2. Step 2: Convert to fraction form
    529,150.80/729,937.26 = 335,203.32/x
  3. Step 3: Cross multiply
    529,150.80x = 729,937.26 × 335,203.32
  4. Step 4: Simplify right side
    529,150.80x = 244,677,392,943.70
  5. Step 5: Solve for x
    x = 244,677,392,943.70/529,150.80
  6. Step 6: Final answer
    x = 462,396.34

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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.