Home / 291,418.44-436,868.33-113,885.07

Finding the Fourth Proportional to 291,418.44, 436,868.33 and 113,885.07

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Solution

The fourth proportional to 291,418.44, 436,868.33 and 113,885.07 is: 170,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,418.44 : 436,868.33 = 113,885.07 : x
  2. Step 2: Convert to fraction form
    291,418.44/436,868.33 = 113,885.07/x
  3. Step 3: Cross multiply
    291,418.44x = 436,868.33 × 113,885.07
  4. Step 4: Simplify right side
    291,418.44x = 49,752,779,773.41
  5. Step 5: Solve for x
    x = 49,752,779,773.41/291,418.44
  6. Step 6: Final answer
    x = 170,726.26

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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.