Finding the Fourth Proportional to 744,637.55, 1,117,012.49 and 232,238.03
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Solution
The fourth proportional to 744,637.55, 1,117,012.49 and 232,238.03 is: 348,374.56
Step by Step Solution
- Step 1: Write the proportion equation
744,637.55 : 1,117,012.49 = 232,238.03 : x - Step 2: Convert to fraction form
744,637.55/1,117,012.49 = 232,238.03/x - Step 3: Cross multiply
744,637.55x = 1,117,012.49 × 232,238.03 - Step 4: Simplify right side
744,637.55x = 259,412,780,163.00 - Step 5: Solve for x
x = 259,412,780,163.00/744,637.55 - Step 6: Final answer
x = 348,374.56
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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.