Home / 1,204,359.40-1,805,664.30-494,021.80

Finding the Fourth Proportional to 1,204,359.40, 1,805,664.30 and 494,021.80

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Solution

The fourth proportional to 1,204,359.40, 1,805,664.30 and 494,021.80 is: 740,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,359.40 : 1,805,664.30 = 494,021.80 : x
  2. Step 2: Convert to fraction form
    1,204,359.40/1,805,664.30 = 494,021.80/x
  3. Step 3: Cross multiply
    1,204,359.40x = 1,805,664.30 × 494,021.80
  4. Step 4: Simplify right side
    1,204,359.40x = 892,037,527,681.74
  5. Step 5: Solve for x
    x = 892,037,527,681.74/1,204,359.40
  6. Step 6: Final answer
    x = 740,673.86

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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.