Home / 706,098.37-1,058,335.60-326,221.07

Finding the Fourth Proportional to 706,098.37, 1,058,335.60 and 326,221.07

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Solution

The fourth proportional to 706,098.37, 1,058,335.60 and 326,221.07 is: 488,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,098.37 : 1,058,335.60 = 326,221.07 : x
  2. Step 2: Convert to fraction form
    706,098.37/1,058,335.60 = 326,221.07/x
  3. Step 3: Cross multiply
    706,098.37x = 1,058,335.60 × 326,221.07
  4. Step 4: Simplify right side
    706,098.37x = 345,251,371,851.09
  5. Step 5: Solve for x
    x = 345,251,371,851.09/706,098.37
  6. Step 6: Final answer
    x = 488,956.48

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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.