Home / 397,126.22-595,561.28-130,823.33

Finding the Fourth Proportional to 397,126.22, 595,561.28 and 130,823.33

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Solution

The fourth proportional to 397,126.22, 595,561.28 and 130,823.33 is: 196,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,126.22 : 595,561.28 = 130,823.33 : x
  2. Step 2: Convert to fraction form
    397,126.22/595,561.28 = 130,823.33/x
  3. Step 3: Cross multiply
    397,126.22x = 595,561.28 × 130,823.33
  4. Step 4: Simplify right side
    397,126.22x = 77,913,306,236.74
  5. Step 5: Solve for x
    x = 77,913,306,236.74/397,126.22
  6. Step 6: Final answer
    x = 196,192.81

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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.