Finding the Fourth Proportional to 842,032.51, 1,161,991.27 and 460,051.09
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Solution
The fourth proportional to 842,032.51, 1,161,991.27 and 460,051.09 is: 634,863.08
Step by Step Solution
- Step 1: Write the proportion equation
842,032.51 : 1,161,991.27 = 460,051.09 : x - Step 2: Convert to fraction form
842,032.51/1,161,991.27 = 460,051.09/x - Step 3: Cross multiply
842,032.51x = 1,161,991.27 × 460,051.09 - Step 4: Simplify right side
842,032.51x = 534,575,350,333.98 - Step 5: Solve for x
x = 534,575,350,333.98/842,032.51 - Step 6: Final answer
x = 634,863.08
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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.