Home / 1,204,328.40-1,805,617.80-493,990.80

Finding the Fourth Proportional to 1,204,328.40, 1,805,617.80 and 493,990.80

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Solution

The fourth proportional to 1,204,328.40, 1,805,617.80 and 493,990.80 is: 740,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,328.40 : 1,805,617.80 = 493,990.80 : x
  2. Step 2: Convert to fraction form
    1,204,328.40/1,805,617.80 = 493,990.80/x
  3. Step 3: Cross multiply
    1,204,328.40x = 1,805,617.80 × 493,990.80
  4. Step 4: Simplify right side
    1,204,328.40x = 891,958,581,516.24
  5. Step 5: Solve for x
    x = 891,958,581,516.24/1,204,328.40
  6. Step 6: Final answer
    x = 740,627.37

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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.