Finding the Fourth Proportional to 369,249.11, 509,572.79 and 205,904.02
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Solution
The fourth proportional to 369,249.11, 509,572.79 and 205,904.02 is: 284,152.58
Step by Step Solution
- Step 1: Write the proportion equation
369,249.11 : 509,572.79 = 205,904.02 : x - Step 2: Convert to fraction form
369,249.11/509,572.79 = 205,904.02/x - Step 3: Cross multiply
369,249.11x = 509,572.79 × 205,904.02 - Step 4: Simplify right side
369,249.11x = 104,923,085,943.62 - Step 5: Solve for x
x = 104,923,085,943.62/369,249.11 - Step 6: Final answer
x = 284,152.58
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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.