Home / 782,912.98-1,080,940.17-601,300.32

Finding the Fourth Proportional to 782,912.98, 1,080,940.17 and 601,300.32

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Solution

The fourth proportional to 782,912.98, 1,080,940.17 and 601,300.32 is: 830,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,912.98 : 1,080,940.17 = 601,300.32 : x
  2. Step 2: Convert to fraction form
    782,912.98/1,080,940.17 = 601,300.32/x
  3. Step 3: Cross multiply
    782,912.98x = 1,080,940.17 × 601,300.32
  4. Step 4: Simplify right side
    782,912.98x = 649,969,670,121.85
  5. Step 5: Solve for x
    x = 649,969,670,121.85/782,912.98
  6. Step 6: Final answer
    x = 830,194.01

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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.