Home / 1,158,940.80-1,738,411.20-306,010.80

Finding the Fourth Proportional to 1,158,940.80, 1,738,411.20 and 306,010.80

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Solution

The fourth proportional to 1,158,940.80, 1,738,411.20 and 306,010.80 is: 459,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,940.80 : 1,738,411.20 = 306,010.80 : x
  2. Step 2: Convert to fraction form
    1,158,940.80/1,738,411.20 = 306,010.80/x
  3. Step 3: Cross multiply
    1,158,940.80x = 1,738,411.20 × 306,010.80
  4. Step 4: Simplify right side
    1,158,940.80x = 531,972,602,040.96
  5. Step 5: Solve for x
    x = 531,972,602,040.96/1,158,940.80
  6. Step 6: Final answer
    x = 459,016.20

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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.