Home / 1,054,297.31-1,581,431.77-255,585.74

Finding the Fourth Proportional to 1,054,297.31, 1,581,431.77 and 255,585.74

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Solution

The fourth proportional to 1,054,297.31, 1,581,431.77 and 255,585.74 is: 383,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,297.31 : 1,581,431.77 = 255,585.74 : x
  2. Step 2: Convert to fraction form
    1,054,297.31/1,581,431.77 = 255,585.74/x
  3. Step 3: Cross multiply
    1,054,297.31x = 1,581,431.77 × 255,585.74
  4. Step 4: Simplify right side
    1,054,297.31x = 404,191,409,194.96
  5. Step 5: Solve for x
    x = 404,191,409,194.96/1,054,297.31
  6. Step 6: Final answer
    x = 383,375.17

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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.