Home / 889,994.90-1,228,198.85-482,096.73

Finding the Fourth Proportional to 889,994.90, 1,228,198.85 and 482,096.73

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Solution

The fourth proportional to 889,994.90, 1,228,198.85 and 482,096.73 is: 665,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,994.90 : 1,228,198.85 = 482,096.73 : x
  2. Step 2: Convert to fraction form
    889,994.90/1,228,198.85 = 482,096.73/x
  3. Step 3: Cross multiply
    889,994.90x = 1,228,198.85 × 482,096.73
  4. Step 4: Simplify right side
    889,994.90x = 592,110,646,964.28
  5. Step 5: Solve for x
    x = 592,110,646,964.28/889,994.90
  6. Step 6: Final answer
    x = 665,296.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.