Home / 705,546.25-1,058,319.27-306,178.18

Finding the Fourth Proportional to 705,546.25, 1,058,319.27 and 306,178.18

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Solution

The fourth proportional to 705,546.25, 1,058,319.27 and 306,178.18 is: 459,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,546.25 : 1,058,319.27 = 306,178.18 : x
  2. Step 2: Convert to fraction form
    705,546.25/1,058,319.27 = 306,178.18/x
  3. Step 3: Cross multiply
    705,546.25x = 1,058,319.27 × 306,178.18
  4. Step 4: Simplify right side
    705,546.25x = 324,034,265,301.73
  5. Step 5: Solve for x
    x = 324,034,265,301.73/705,546.25
  6. Step 6: Final answer
    x = 459,267.22

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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.