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Finding the Fourth Proportional to 529,165.02, 729,967.76 and 335,230.60

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Solution

The fourth proportional to 529,165.02, 729,967.76 and 335,230.60 is: 462,440.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,165.02 : 729,967.76 = 335,230.60 : x
  2. Step 2: Convert to fraction form
    529,165.02/729,967.76 = 335,230.60/x
  3. Step 3: Cross multiply
    529,165.02x = 729,967.76 × 335,230.60
  4. Step 4: Simplify right side
    529,165.02x = 244,707,530,165.46
  5. Step 5: Solve for x
    x = 244,707,530,165.46/529,165.02
  6. Step 6: Final answer
    x = 462,440.87

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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.