Home / 908,407.93-1,362,811.41-268,661.79

Finding the Fourth Proportional to 908,407.93, 1,362,811.41 and 268,661.79

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Solution

The fourth proportional to 908,407.93, 1,362,811.41 and 268,661.79 is: 403,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,407.93 : 1,362,811.41 = 268,661.79 : x
  2. Step 2: Convert to fraction form
    908,407.93/1,362,811.41 = 268,661.79/x
  3. Step 3: Cross multiply
    908,407.93x = 1,362,811.41 × 268,661.79
  4. Step 4: Simplify right side
    908,407.93x = 366,135,352,843.02
  5. Step 5: Solve for x
    x = 366,135,352,843.02/908,407.93
  6. Step 6: Final answer
    x = 403,051.69

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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.