Home / 1,054,055.82-1,581,078.43-255,337.44

Finding the Fourth Proportional to 1,054,055.82, 1,581,078.43 and 255,337.44

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Solution

The fourth proportional to 1,054,055.82, 1,581,078.43 and 255,337.44 is: 383,004.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,055.82 : 1,581,078.43 = 255,337.44 : x
  2. Step 2: Convert to fraction form
    1,054,055.82/1,581,078.43 = 255,337.44/x
  3. Step 3: Cross multiply
    1,054,055.82x = 1,581,078.43 × 255,337.44
  4. Step 4: Simplify right side
    1,054,055.82x = 403,708,518,755.42
  5. Step 5: Solve for x
    x = 403,708,518,755.42/1,054,055.82
  6. Step 6: Final answer
    x = 383,004.88

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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.