Finding the Fourth Proportional to 373,104.80, 514,886.35 and 211,968.69
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Solution
The fourth proportional to 373,104.80, 514,886.35 and 211,968.69 is: 292,517.77
Step by Step Solution
- Step 1: Write the proportion equation
373,104.80 : 514,886.35 = 211,968.69 : x - Step 2: Convert to fraction form
373,104.80/514,886.35 = 211,968.69/x - Step 3: Cross multiply
373,104.80x = 514,886.35 × 211,968.69 - Step 4: Simplify right side
373,104.80x = 109,139,783,063.87 - Step 5: Solve for x
x = 109,139,783,063.87/373,104.80 - Step 6: Final answer
x = 292,517.77
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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.