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Finding the Fourth Proportional to 884,842, 1,327,268.04 and 219,994

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Solution

The fourth proportional to 884,842, 1,327,268.04 and 219,994 is: 329,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,842 : 1,327,268.04 = 219,994 : x
  2. Step 2: Convert to fraction form
    884,842/1,327,268.04 = 219,994/x
  3. Step 3: Cross multiply
    884,842x = 1,327,268.04 × 219,994
  4. Step 4: Simplify right side
    884,842x = 291,991,005,191.76
  5. Step 5: Solve for x
    x = 291,991,005,191.76/884,842
  6. Step 6: Final answer
    x = 329,992.25

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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.