Home / 1,054,887.32-1,582,309.09-256,173.05

Finding the Fourth Proportional to 1,054,887.32, 1,582,309.09 and 256,173.05

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Solution

The fourth proportional to 1,054,887.32, 1,582,309.09 and 256,173.05 is: 384,254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,887.32 : 1,582,309.09 = 256,173.05 : x
  2. Step 2: Convert to fraction form
    1,054,887.32/1,582,309.09 = 256,173.05/x
  3. Step 3: Cross multiply
    1,054,887.32x = 1,582,309.09 × 256,173.05
  4. Step 4: Simplify right side
    1,054,887.32x = 405,344,945,628.03
  5. Step 5: Solve for x
    x = 405,344,945,628.03/1,054,887.32
  6. Step 6: Final answer
    x = 384,254.26

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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.