Finding the Fourth Proportional to 373,718.60, 515,724.47 and 203,953.94
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Solution
The fourth proportional to 373,718.60, 515,724.47 and 203,953.94 is: 281,452.50
Step by Step Solution
- Step 1: Write the proportion equation
373,718.60 : 515,724.47 = 203,953.94 : x - Step 2: Convert to fraction form
373,718.60/515,724.47 = 203,953.94/x - Step 3: Cross multiply
373,718.60x = 515,724.47 × 203,953.94 - Step 4: Simplify right side
373,718.60x = 105,184,034,012.52 - Step 5: Solve for x
x = 105,184,034,012.52/373,718.60 - Step 6: Final answer
x = 281,452.50
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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.