Home / 1,021,141.98-1,531,879.22-301,556.46

Finding the Fourth Proportional to 1,021,141.98, 1,531,879.22 and 301,556.46

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Solution

The fourth proportional to 1,021,141.98, 1,531,879.22 and 301,556.46 is: 452,383.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,141.98 : 1,531,879.22 = 301,556.46 : x
  2. Step 2: Convert to fraction form
    1,021,141.98/1,531,879.22 = 301,556.46/x
  3. Step 3: Cross multiply
    1,021,141.98x = 1,531,879.22 × 301,556.46
  4. Step 4: Simplify right side
    1,021,141.98x = 461,948,074,730.76
  5. Step 5: Solve for x
    x = 461,948,074,730.76/1,021,141.98
  6. Step 6: Final answer
    x = 452,383.79

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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.