Home / 767,408.45-1,150,916.31-227,538.45

Finding the Fourth Proportional to 767,408.45, 1,150,916.31 and 227,538.45

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Solution

The fourth proportional to 767,408.45, 1,150,916.31 and 227,538.45 is: 341,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,408.45 : 1,150,916.31 = 227,538.45 : x
  2. Step 2: Convert to fraction form
    767,408.45/1,150,916.31 = 227,538.45/x
  3. Step 3: Cross multiply
    767,408.45x = 1,150,916.31 × 227,538.45
  4. Step 4: Simplify right side
    767,408.45x = 261,877,713,257.12
  5. Step 5: Solve for x
    x = 261,877,713,257.12/767,408.45
  6. Step 6: Final answer
    x = 341,249.45

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Double scale
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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.