Home / 845,786.16-1,268,674.92-396,821.52

Finding the Fourth Proportional to 845,786.16, 1,268,674.92 and 396,821.52

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Solution

The fourth proportional to 845,786.16, 1,268,674.92 and 396,821.52 is: 595,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,786.16 : 1,268,674.92 = 396,821.52 : x
  2. Step 2: Convert to fraction form
    845,786.16/1,268,674.92 = 396,821.52/x
  3. Step 3: Cross multiply
    845,786.16x = 1,268,674.92 × 396,821.52
  4. Step 4: Simplify right side
    845,786.16x = 503,437,510,140.28
  5. Step 5: Solve for x
    x = 503,437,510,140.28/845,786.16
  6. Step 6: Final answer
    x = 595,230.25

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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.