Home / 1,004,198.31-1,385,803.49-551,489.31

Finding the Fourth Proportional to 1,004,198.31, 1,385,803.49 and 551,489.31

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Solution

The fourth proportional to 1,004,198.31, 1,385,803.49 and 551,489.31 is: 761,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,198.31 : 1,385,803.49 = 551,489.31 : x
  2. Step 2: Convert to fraction form
    1,004,198.31/1,385,803.49 = 551,489.31/x
  3. Step 3: Cross multiply
    1,004,198.31x = 1,385,803.49 × 551,489.31
  4. Step 4: Simplify right side
    1,004,198.31x = 764,255,807,738.25
  5. Step 5: Solve for x
    x = 764,255,807,738.25/1,004,198.31
  6. Step 6: Final answer
    x = 761,060.64

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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.