Finding the Fourth Proportional to 372,365.10, 513,849.02 and 202,599.23
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Solution
The fourth proportional to 372,365.10, 513,849.02 and 202,599.23 is: 279,578.87
Step by Step Solution
- Step 1: Write the proportion equation
372,365.10 : 513,849.02 = 202,599.23 : x - Step 2: Convert to fraction form
372,365.10/513,849.02 = 202,599.23/x - Step 3: Cross multiply
372,365.10x = 513,849.02 × 202,599.23 - Step 4: Simplify right side
372,365.10x = 104,105,412,206.01 - Step 5: Solve for x
x = 104,105,412,206.01/372,365.10 - Step 6: Final answer
x = 279,578.87
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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.