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Finding the Fourth Proportional to 883,881, 1,325,873.94 and 276,782.88

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Solution

The fourth proportional to 883,881, 1,325,873.94 and 276,782.88 is: 415,190.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,881 : 1,325,873.94 = 276,782.88 : x
  2. Step 2: Convert to fraction form
    883,881/1,325,873.94 = 276,782.88/x
  3. Step 3: Cross multiply
    883,881x = 1,325,873.94 × 276,782.88
  4. Step 4: Simplify right side
    883,881x = 366,979,207,630.15
  5. Step 5: Solve for x
    x = 366,979,207,630.15/883,881
  6. Step 6: Final answer
    x = 415,190.74

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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.