Finding the Fourth Proportional to 676,467.35, 1,014,748.37 and 271,659.49
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Solution
The fourth proportional to 676,467.35, 1,014,748.37 and 271,659.49 is: 407,508.25
Step by Step Solution
- Step 1: Write the proportion equation
676,467.35 : 1,014,748.37 = 271,659.49 : x - Step 2: Convert to fraction form
676,467.35/1,014,748.37 = 271,659.49/x - Step 3: Cross multiply
676,467.35x = 1,014,748.37 × 271,659.49 - Step 4: Simplify right side
676,467.35x = 275,666,024,672.53 - Step 5: Solve for x
x = 275,666,024,672.53/676,467.35 - Step 6: Final answer
x = 407,508.25
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.