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Finding the Fourth Proportional to 529,494.88, 730,409.52 and 335,546.32

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Solution

The fourth proportional to 529,494.88, 730,409.52 and 335,546.32 is: 462,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,494.88 : 730,409.52 = 335,546.32 : x
  2. Step 2: Convert to fraction form
    529,494.88/730,409.52 = 335,546.32/x
  3. Step 3: Cross multiply
    529,494.88x = 730,409.52 × 335,546.32
  4. Step 4: Simplify right side
    529,494.88x = 245,086,226,528.97
  5. Step 5: Solve for x
    x = 245,086,226,528.97/529,494.88
  6. Step 6: Final answer
    x = 462,867.98

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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.