Finding the Fourth Proportional to 447,637.14, 618,294.19 and 324,933.82
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Solution
The fourth proportional to 447,637.14, 618,294.19 and 324,933.82 is: 448,811.49
Step by Step Solution
- Step 1: Write the proportion equation
447,637.14 : 618,294.19 = 324,933.82 : x - Step 2: Convert to fraction form
447,637.14/618,294.19 = 324,933.82/x - Step 3: Cross multiply
447,637.14x = 618,294.19 × 324,933.82 - Step 4: Simplify right side
447,637.14x = 200,904,693,040.51 - Step 5: Solve for x
x = 200,904,693,040.51/447,637.14 - Step 6: Final answer
x = 448,811.49
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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.