Home / 455,090.23-682,940.04-188,851.02

Finding the Fourth Proportional to 455,090.23, 682,940.04 and 188,851.02

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Solution

The fourth proportional to 455,090.23, 682,940.04 and 188,851.02 is: 283,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,090.23 : 682,940.04 = 188,851.02 : x
  2. Step 2: Convert to fraction form
    455,090.23/682,940.04 = 188,851.02/x
  3. Step 3: Cross multiply
    455,090.23x = 682,940.04 × 188,851.02
  4. Step 4: Simplify right side
    455,090.23x = 128,973,923,152.84
  5. Step 5: Solve for x
    x = 128,973,923,152.84/455,090.23
  6. Step 6: Final answer
    x = 283,402.97

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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.