Home / 834,795.18-1,150,739.07-511,906.50

Finding the Fourth Proportional to 834,795.18, 1,150,739.07 and 511,906.50

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Solution

The fourth proportional to 834,795.18, 1,150,739.07 and 511,906.50 is: 705,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,795.18 : 1,150,739.07 = 511,906.50 : x
  2. Step 2: Convert to fraction form
    834,795.18/1,150,739.07 = 511,906.50/x
  3. Step 3: Cross multiply
    834,795.18x = 1,150,739.07 × 511,906.50
  4. Step 4: Simplify right side
    834,795.18x = 589,070,809,736.96
  5. Step 5: Solve for x
    x = 589,070,809,736.96/834,795.18
  6. Step 6: Final answer
    x = 705,647.11

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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.