Home / 908,081.10-1,362,121.65-276,912.90

Finding the Fourth Proportional to 908,081.10, 1,362,121.65 and 276,912.90

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Solution

The fourth proportional to 908,081.10, 1,362,121.65 and 276,912.90 is: 415,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,081.10 : 1,362,121.65 = 276,912.90 : x
  2. Step 2: Convert to fraction form
    908,081.10/1,362,121.65 = 276,912.90/x
  3. Step 3: Cross multiply
    908,081.10x = 1,362,121.65 × 276,912.90
  4. Step 4: Simplify right side
    908,081.10x = 377,189,056,254.29
  5. Step 5: Solve for x
    x = 377,189,056,254.29/908,081.10
  6. Step 6: Final answer
    x = 415,369.35

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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.