Home / 744,629.67-1,027,556.56-413,464.98

Finding the Fourth Proportional to 744,629.67, 1,027,556.56 and 413,464.98

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Solution

The fourth proportional to 744,629.67, 1,027,556.56 and 413,464.98 is: 570,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,629.67 : 1,027,556.56 = 413,464.98 : x
  2. Step 2: Convert to fraction form
    744,629.67/1,027,556.56 = 413,464.98/x
  3. Step 3: Cross multiply
    744,629.67x = 1,027,556.56 × 413,464.98
  4. Step 4: Simplify right side
    744,629.67x = 424,858,651,495.61
  5. Step 5: Solve for x
    x = 424,858,651,495.61/744,629.67
  6. Step 6: Final answer
    x = 570,563.69

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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.