Finding the Fourth Proportional to 762,203.96, 1,049,201.51 and 658,791.06
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Solution
The fourth proportional to 762,203.96, 1,049,201.51 and 658,791.06 is: 906,849.88
Step by Step Solution
- Step 1: Write the proportion equation
762,203.96 : 1,049,201.51 = 658,791.06 : x - Step 2: Convert to fraction form
762,203.96/1,049,201.51 = 658,791.06/x - Step 3: Cross multiply
762,203.96x = 1,049,201.51 × 658,791.06 - Step 4: Simplify right side
762,203.96x = 691,204,567,698.04 - Step 5: Solve for x
x = 691,204,567,698.04/762,203.96 - Step 6: Final answer
x = 906,849.88
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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.