Home / 628,340.90-942,369.39-179,052.12

Finding the Fourth Proportional to 628,340.90, 942,369.39 and 179,052.12

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Solution

The fourth proportional to 628,340.90, 942,369.39 and 179,052.12 is: 268,537.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,340.90 : 942,369.39 = 179,052.12 : x
  2. Step 2: Convert to fraction form
    628,340.90/942,369.39 = 179,052.12/x
  3. Step 3: Cross multiply
    628,340.90x = 942,369.39 × 179,052.12
  4. Step 4: Simplify right side
    628,340.90x = 168,733,237,102.61
  5. Step 5: Solve for x
    x = 168,733,237,102.61/628,340.90
  6. Step 6: Final answer
    x = 268,537.73

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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.