Home / 703,385.67-1,055,079.82-170,907.15

Finding the Fourth Proportional to 703,385.67, 1,055,079.82 and 170,907.15

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Solution

The fourth proportional to 703,385.67, 1,055,079.82 and 170,907.15 is: 256,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,385.67 : 1,055,079.82 = 170,907.15 : x
  2. Step 2: Convert to fraction form
    703,385.67/1,055,079.82 = 170,907.15/x
  3. Step 3: Cross multiply
    703,385.67x = 1,055,079.82 × 170,907.15
  4. Step 4: Simplify right side
    703,385.67x = 180,320,679,356.05
  5. Step 5: Solve for x
    x = 180,320,679,356.05/703,385.67
  6. Step 6: Final answer
    x = 256,361.04

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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.