Home / 705,812.19-1,058,453.33-256,422.03

Finding the Fourth Proportional to 705,812.19, 1,058,453.33 and 256,422.03

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Solution

The fourth proportional to 705,812.19, 1,058,453.33 and 256,422.03 is: 384,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,812.19 : 1,058,453.33 = 256,422.03 : x
  2. Step 2: Convert to fraction form
    705,812.19/1,058,453.33 = 256,422.03/x
  3. Step 3: Cross multiply
    705,812.19x = 1,058,453.33 × 256,422.03
  4. Step 4: Simplify right side
    705,812.19x = 271,410,750,256.75
  5. Step 5: Solve for x
    x = 271,410,750,256.75/705,812.19
  6. Step 6: Final answer
    x = 384,536.78

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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.