Home / 318,485.82-477,913.32-160,726.62

Finding the Fourth Proportional to 318,485.82, 477,913.32 and 160,726.62

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Solution

The fourth proportional to 318,485.82, 477,913.32 and 160,726.62 is: 241,183.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,485.82 : 477,913.32 = 160,726.62 : x
  2. Step 2: Convert to fraction form
    318,485.82/477,913.32 = 160,726.62/x
  3. Step 3: Cross multiply
    318,485.82x = 477,913.32 × 160,726.62
  4. Step 4: Simplify right side
    318,485.82x = 76,813,392,576.58
  5. Step 5: Solve for x
    x = 76,813,392,576.58/318,485.82
  6. Step 6: Final answer
    x = 241,183.08

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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.