Home / 703,622.97-1,055,435.31-171,140.31

Finding the Fourth Proportional to 703,622.97, 1,055,435.31 and 171,140.31

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Solution

The fourth proportional to 703,622.97, 1,055,435.31 and 171,140.31 is: 256,710.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,622.97 : 1,055,435.31 = 171,140.31 : x
  2. Step 2: Convert to fraction form
    703,622.97/1,055,435.31 = 171,140.31/x
  3. Step 3: Cross multiply
    703,622.97x = 1,055,435.31 × 171,140.31
  4. Step 4: Simplify right side
    703,622.97x = 180,627,526,138.35
  5. Step 5: Solve for x
    x = 180,627,526,138.35/703,622.97
  6. Step 6: Final answer
    x = 256,710.67

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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.