Home / 340,845.04-511,268.88-104,186.80

Finding the Fourth Proportional to 340,845.04, 511,268.88 and 104,186.80

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Solution

The fourth proportional to 340,845.04, 511,268.88 and 104,186.80 is: 156,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,845.04 : 511,268.88 = 104,186.80 : x
  2. Step 2: Convert to fraction form
    340,845.04/511,268.88 = 104,186.80/x
  3. Step 3: Cross multiply
    340,845.04x = 511,268.88 × 104,186.80
  4. Step 4: Simplify right side
    340,845.04x = 53,267,468,546.78
  5. Step 5: Solve for x
    x = 53,267,468,546.78/340,845.04
  6. Step 6: Final answer
    x = 156,280.60

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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.