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Finding the Fourth Proportional to 552,796.08, 829,194.12 and 305,052.72

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Solution

The fourth proportional to 552,796.08, 829,194.12 and 305,052.72 is: 457,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,796.08 : 829,194.12 = 305,052.72 : x
  2. Step 2: Convert to fraction form
    552,796.08/829,194.12 = 305,052.72/x
  3. Step 3: Cross multiply
    552,796.08x = 829,194.12 × 305,052.72
  4. Step 4: Simplify right side
    552,796.08x = 252,947,921,714.01
  5. Step 5: Solve for x
    x = 252,947,921,714.01/552,796.08
  6. Step 6: Final answer
    x = 457,579.08

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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.