Home / 705,242.64-1,058,284.32-255,998.64

Finding the Fourth Proportional to 705,242.64, 1,058,284.32 and 255,998.64

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Solution

The fourth proportional to 705,242.64, 1,058,284.32 and 255,998.64 is: 384,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,242.64 : 1,058,284.32 = 255,998.64 : x
  2. Step 2: Convert to fraction form
    705,242.64/1,058,284.32 = 255,998.64/x
  3. Step 3: Cross multiply
    705,242.64x = 1,058,284.32 × 255,998.64
  4. Step 4: Simplify right side
    705,242.64x = 270,919,346,653.33
  5. Step 5: Solve for x
    x = 270,919,346,653.33/705,242.64
  6. Step 6: Final answer
    x = 384,150.55

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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.