Finding the Fourth Proportional to 917,175.42, 1,265,852.34 and 535,201.02
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Solution
The fourth proportional to 917,175.42, 1,265,852.34 and 535,201.02 is: 738,665.09
Step by Step Solution
- Step 1: Write the proportion equation
917,175.42 : 1,265,852.34 = 535,201.02 : x - Step 2: Convert to fraction form
917,175.42/1,265,852.34 = 535,201.02/x - Step 3: Cross multiply
917,175.42x = 1,265,852.34 × 535,201.02 - Step 4: Simplify right side
917,175.42x = 677,485,463,537.39 - Step 5: Solve for x
x = 677,485,463,537.39/917,175.42 - Step 6: Final answer
x = 738,665.09
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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.