Home / 351,321.02-484,822.60-190,176.02

Finding the Fourth Proportional to 351,321.02, 484,822.60 and 190,176.02

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Solution

The fourth proportional to 351,321.02, 484,822.60 and 190,176.02 is: 262,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,321.02 : 484,822.60 = 190,176.02 : x
  2. Step 2: Convert to fraction form
    351,321.02/484,822.60 = 190,176.02/x
  3. Step 3: Cross multiply
    351,321.02x = 484,822.60 × 190,176.02
  4. Step 4: Simplify right side
    351,321.02x = 92,201,632,474.05
  5. Step 5: Solve for x
    x = 92,201,632,474.05/351,321.02
  6. Step 6: Final answer
    x = 262,442.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.