Home / 793,266.22-1,190,372.10-287,866.63

Finding the Fourth Proportional to 793,266.22, 1,190,372.10 and 287,866.63

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Solution

The fourth proportional to 793,266.22, 1,190,372.10 and 287,866.63 is: 431,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,266.22 : 1,190,372.10 = 287,866.63 : x
  2. Step 2: Convert to fraction form
    793,266.22/1,190,372.10 = 287,866.63/x
  3. Step 3: Cross multiply
    793,266.22x = 1,190,372.10 × 287,866.63
  4. Step 4: Simplify right side
    793,266.22x = 342,668,404,873.02
  5. Step 5: Solve for x
    x = 342,668,404,873.02/793,266.22
  6. Step 6: Final answer
    x = 431,971.51

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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.