Home / 668,851.97-1,003,035.84-284,626.44

Finding the Fourth Proportional to 668,851.97, 1,003,035.84 and 284,626.44

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Solution

The fourth proportional to 668,851.97, 1,003,035.84 and 284,626.44 is: 426,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,851.97 : 1,003,035.84 = 284,626.44 : x
  2. Step 2: Convert to fraction form
    668,851.97/1,003,035.84 = 284,626.44/x
  3. Step 3: Cross multiply
    668,851.97x = 1,003,035.84 × 284,626.44
  4. Step 4: Simplify right side
    668,851.97x = 285,490,520,331.61
  5. Step 5: Solve for x
    x = 285,490,520,331.61/668,851.97
  6. Step 6: Final answer
    x = 426,836.63

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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.