Finding the Fourth Proportional to 307,292.94, 424,092.11 and 186,464.84
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Solution
The fourth proportional to 307,292.94, 424,092.11 and 186,464.84 is: 257,338.37
Step by Step Solution
- Step 1: Write the proportion equation
307,292.94 : 424,092.11 = 186,464.84 : x - Step 2: Convert to fraction form
307,292.94/424,092.11 = 186,464.84/x - Step 3: Cross multiply
307,292.94x = 424,092.11 × 186,464.84 - Step 4: Simplify right side
307,292.94x = 79,078,264,383.63 - Step 5: Solve for x
x = 79,078,264,383.63/307,292.94 - Step 6: Final answer
x = 257,338.37
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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.