Finding the Fourth Proportional to 634,191.09, 875,224.23 and 418,953.84
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Solution
The fourth proportional to 634,191.09, 875,224.23 and 418,953.84 is: 578,183.07
Step by Step Solution
- Step 1: Write the proportion equation
634,191.09 : 875,224.23 = 418,953.84 : x - Step 2: Convert to fraction form
634,191.09/875,224.23 = 418,953.84/x - Step 3: Cross multiply
634,191.09x = 875,224.23 × 418,953.84 - Step 4: Simplify right side
634,191.09x = 366,678,552,019.54 - Step 5: Solve for x
x = 366,678,552,019.54/634,191.09 - Step 6: Final answer
x = 578,183.07
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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.