Home / 371,907.12-557,626.92-270,741.36

Finding the Fourth Proportional to 371,907.12, 557,626.92 and 270,741.36

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Solution

The fourth proportional to 371,907.12, 557,626.92 and 270,741.36 is: 405,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,907.12 : 557,626.92 = 270,741.36 : x
  2. Step 2: Convert to fraction form
    371,907.12/557,626.92 = 270,741.36/x
  3. Step 3: Cross multiply
    371,907.12x = 557,626.92 × 270,741.36
  4. Step 4: Simplify right side
    371,907.12x = 150,972,670,693.41
  5. Step 5: Solve for x
    x = 150,972,670,693.41/371,907.12
  6. Step 6: Final answer
    x = 405,941.87

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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.