Home / 1,054,965.43-1,582,435.77-256,247.71

Finding the Fourth Proportional to 1,054,965.43, 1,582,435.77 and 256,247.71

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Solution

The fourth proportional to 1,054,965.43, 1,582,435.77 and 256,247.71 is: 384,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,965.43 : 1,582,435.77 = 256,247.71 : x
  2. Step 2: Convert to fraction form
    1,054,965.43/1,582,435.77 = 256,247.71/x
  3. Step 3: Cross multiply
    1,054,965.43x = 1,582,435.77 × 256,247.71
  4. Step 4: Simplify right side
    1,054,965.43x = 405,495,542,284.59
  5. Step 5: Solve for x
    x = 405,495,542,284.59/1,054,965.43
  6. Step 6: Final answer
    x = 384,368.56

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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.