Finding the Fourth Proportional to 292,409.73, 403,589.39 and 185,122.80
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Solution
The fourth proportional to 292,409.73, 403,589.39 and 185,122.80 is: 255,509.96
Step by Step Solution
- Step 1: Write the proportion equation
292,409.73 : 403,589.39 = 185,122.80 : x - Step 2: Convert to fraction form
292,409.73/403,589.39 = 185,122.80/x - Step 3: Cross multiply
292,409.73x = 403,589.39 × 185,122.80 - Step 4: Simplify right side
292,409.73x = 74,713,597,001.48 - Step 5: Solve for x
x = 74,713,597,001.48/292,409.73 - Step 6: Final answer
x = 255,509.96
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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.