Home / 845,751.44-1,268,631.42-214,665.46

Finding the Fourth Proportional to 845,751.44, 1,268,631.42 and 214,665.46

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Solution

The fourth proportional to 845,751.44, 1,268,631.42 and 214,665.46 is: 321,999.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,751.44 : 1,268,631.42 = 214,665.46 : x
  2. Step 2: Convert to fraction form
    845,751.44/1,268,631.42 = 214,665.46/x
  3. Step 3: Cross multiply
    845,751.44x = 1,268,631.42 × 214,665.46
  4. Step 4: Simplify right side
    845,751.44x = 272,331,339,928.27
  5. Step 5: Solve for x
    x = 272,331,339,928.27/845,751.44
  6. Step 6: Final answer
    x = 321,999.26

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1.5x scale

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.