Finding the Fourth Proportional to 907,222.68, 1,251,944.19 and 493,741.98
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Solution
The fourth proportional to 907,222.68, 1,251,944.19 and 493,741.98 is: 681,351.36
Step by Step Solution
- Step 1: Write the proportion equation
907,222.68 : 1,251,944.19 = 493,741.98 : x - Step 2: Convert to fraction form
907,222.68/1,251,944.19 = 493,741.98/x - Step 3: Cross multiply
907,222.68x = 1,251,944.19 × 493,741.98 - Step 4: Simplify right side
907,222.68x = 618,137,403,220.10 - Step 5: Solve for x
x = 618,137,403,220.10/907,222.68 - Step 6: Final answer
x = 681,351.36
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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.