Home / 1,307,634.62-1,961,449.04-348,090.44

Finding the Fourth Proportional to 1,307,634.62, 1,961,449.04 and 348,090.44

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Solution

The fourth proportional to 1,307,634.62, 1,961,449.04 and 348,090.44 is: 522,134.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,634.62 : 1,961,449.04 = 348,090.44 : x
  2. Step 2: Convert to fraction form
    1,307,634.62/1,961,449.04 = 348,090.44/x
  3. Step 3: Cross multiply
    1,307,634.62x = 1,961,449.04 × 348,090.44
  4. Step 4: Simplify right side
    1,307,634.62x = 682,761,649,563.93
  5. Step 5: Solve for x
    x = 682,761,649,563.93/1,307,634.62
  6. Step 6: Final answer
    x = 522,134.89

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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.