Finding the Fourth Proportional to 448,347.20, 618,706.73 and 244,402.07
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Solution
The fourth proportional to 448,347.20, 618,706.73 and 244,402.07 is: 337,268.09
Step by Step Solution
- Step 1: Write the proportion equation
448,347.20 : 618,706.73 = 244,402.07 : x - Step 2: Convert to fraction form
448,347.20/618,706.73 = 244,402.07/x - Step 3: Cross multiply
448,347.20x = 618,706.73 × 244,402.07 - Step 4: Simplify right side
448,347.20x = 151,213,203,052.40 - Step 5: Solve for x
x = 151,213,203,052.40/448,347.20 - Step 6: Final answer
x = 337,268.09
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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.