Home / 856,584.72-1,284,886.19-351,015.93

Finding the Fourth Proportional to 856,584.72, 1,284,886.19 and 351,015.93

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Solution

The fourth proportional to 856,584.72, 1,284,886.19 and 351,015.93 is: 526,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,584.72 : 1,284,886.19 = 351,015.93 : x
  2. Step 2: Convert to fraction form
    856,584.72/1,284,886.19 = 351,015.93/x
  3. Step 3: Cross multiply
    856,584.72x = 1,284,886.19 × 351,015.93
  4. Step 4: Simplify right side
    856,584.72x = 451,015,521,804.55
  5. Step 5: Solve for x
    x = 451,015,521,804.55/856,584.72
  6. Step 6: Final answer
    x = 526,527.63

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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.