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Finding the Fourth Proportional to 305,020.08, 457,590.60 and 94,649.04

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Solution

The fourth proportional to 305,020.08, 457,590.60 and 94,649.04 is: 141,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,020.08 : 457,590.60 = 94,649.04 : x
  2. Step 2: Convert to fraction form
    305,020.08/457,590.60 = 94,649.04/x
  3. Step 3: Cross multiply
    305,020.08x = 457,590.60 × 94,649.04
  4. Step 4: Simplify right side
    305,020.08x = 43,310,511,003.02
  5. Step 5: Solve for x
    x = 43,310,511,003.02/305,020.08
  6. Step 6: Final answer
    x = 141,992.33

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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.