Home / 788,599.92-1,183,238.82-256,284.12

Finding the Fourth Proportional to 788,599.92, 1,183,238.82 and 256,284.12

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Solution

The fourth proportional to 788,599.92, 1,183,238.82 and 256,284.12 is: 384,536.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,599.92 : 1,183,238.82 = 256,284.12 : x
  2. Step 2: Convert to fraction form
    788,599.92/1,183,238.82 = 256,284.12/x
  3. Step 3: Cross multiply
    788,599.92x = 1,183,238.82 × 256,284.12
  4. Step 4: Simplify right side
    788,599.92x = 303,245,319,733.54
  5. Step 5: Solve for x
    x = 303,245,319,733.54/788,599.92
  6. Step 6: Final answer
    x = 384,536.33

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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.