Home / 1,054,969.16-1,582,453.76-256,245.32

Finding the Fourth Proportional to 1,054,969.16, 1,582,453.76 and 256,245.32

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Solution

The fourth proportional to 1,054,969.16, 1,582,453.76 and 256,245.32 is: 384,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,969.16 : 1,582,453.76 = 256,245.32 : x
  2. Step 2: Convert to fraction form
    1,054,969.16/1,582,453.76 = 256,245.32/x
  3. Step 3: Cross multiply
    1,054,969.16x = 1,582,453.76 × 256,245.32
  4. Step 4: Simplify right side
    1,054,969.16x = 405,496,365,331.39
  5. Step 5: Solve for x
    x = 405,496,365,331.39/1,054,969.16
  6. Step 6: Final answer
    x = 384,367.98

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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.