Home / 706,100.37-1,058,338.60-326,223.07

Finding the Fourth Proportional to 706,100.37, 1,058,338.60 and 326,223.07

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Solution

The fourth proportional to 706,100.37, 1,058,338.60 and 326,223.07 is: 488,959.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,100.37 : 1,058,338.60 = 326,223.07 : x
  2. Step 2: Convert to fraction form
    706,100.37/1,058,338.60 = 326,223.07/x
  3. Step 3: Cross multiply
    706,100.37x = 1,058,338.60 × 326,223.07
  4. Step 4: Simplify right side
    706,100.37x = 345,254,467,191.50
  5. Step 5: Solve for x
    x = 345,254,467,191.50/706,100.37
  6. Step 6: Final answer
    x = 488,959.48

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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.