Finding the Fourth Proportional to 368,544.44, 508,336.82 and 225,374.92
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Solution
The fourth proportional to 368,544.44, 508,336.82 and 225,374.92 is: 310,861.75
Step by Step Solution
- Step 1: Write the proportion equation
368,544.44 : 508,336.82 = 225,374.92 : x - Step 2: Convert to fraction form
368,544.44/508,336.82 = 225,374.92/x - Step 3: Cross multiply
368,544.44x = 508,336.82 × 225,374.92 - Step 4: Simplify right side
368,544.44x = 114,566,370,140.55 - Step 5: Solve for x
x = 114,566,370,140.55/368,544.44 - Step 6: Final answer
x = 310,861.75
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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.