Home / 845,436.51-1,268,310.24-276,849.27

Finding the Fourth Proportional to 845,436.51, 1,268,310.24 and 276,849.27

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Solution

The fourth proportional to 845,436.51, 1,268,310.24 and 276,849.27 is: 415,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,436.51 : 1,268,310.24 = 276,849.27 : x
  2. Step 2: Convert to fraction form
    845,436.51/1,268,310.24 = 276,849.27/x
  3. Step 3: Cross multiply
    845,436.51x = 1,268,310.24 × 276,849.27
  4. Step 4: Simplify right side
    845,436.51x = 351,130,764,077.53
  5. Step 5: Solve for x
    x = 351,130,764,077.53/845,436.51
  6. Step 6: Final answer
    x = 415,324.82

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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.