Home / 706,161.51-1,058,219.91-486,846.23

Finding the Fourth Proportional to 706,161.51, 1,058,219.91 and 486,846.23

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Solution

The fourth proportional to 706,161.51, 1,058,219.91 and 486,846.23 is: 729,564.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,161.51 : 1,058,219.91 = 486,846.23 : x
  2. Step 2: Convert to fraction form
    706,161.51/1,058,219.91 = 486,846.23/x
  3. Step 3: Cross multiply
    706,161.51x = 1,058,219.91 × 486,846.23
  4. Step 4: Simplify right side
    706,161.51x = 515,190,368,403.34
  5. Step 5: Solve for x
    x = 515,190,368,403.34/706,161.51
  6. Step 6: Final answer
    x = 729,564.50

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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.