Home / 385,741.96-578,704.62-160,977.52

Finding the Fourth Proportional to 385,741.96, 578,704.62 and 160,977.52

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Solution

The fourth proportional to 385,741.96, 578,704.62 and 160,977.52 is: 241,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,741.96 : 578,704.62 = 160,977.52 : x
  2. Step 2: Convert to fraction form
    385,741.96/578,704.62 = 160,977.52/x
  3. Step 3: Cross multiply
    385,741.96x = 578,704.62 × 160,977.52
  4. Step 4: Simplify right side
    385,741.96x = 93,158,434,540.14
  5. Step 5: Solve for x
    x = 93,158,434,540.14/385,741.96
  6. Step 6: Final answer
    x = 241,504.54

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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.