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Finding the Fourth Proportional to 330,660.60, 496,010.10 and 94,020.60

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Solution

The fourth proportional to 330,660.60, 496,010.10 and 94,020.60 is: 141,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,660.60 : 496,010.10 = 94,020.60 : x
  2. Step 2: Convert to fraction form
    330,660.60/496,010.10 = 94,020.60/x
  3. Step 3: Cross multiply
    330,660.60x = 496,010.10 × 94,020.60
  4. Step 4: Simplify right side
    330,660.60x = 46,635,167,208.06
  5. Step 5: Solve for x
    x = 46,635,167,208.06/330,660.60
  6. Step 6: Final answer
    x = 141,036.36

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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.