Finding the Fourth Proportional to 271,348.84, 374,458.98 and 152,116.84
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Solution
The fourth proportional to 271,348.84, 374,458.98 and 152,116.84 is: 209,919.88
Step by Step Solution
- Step 1: Write the proportion equation
271,348.84 : 374,458.98 = 152,116.84 : x - Step 2: Convert to fraction form
271,348.84/374,458.98 = 152,116.84/x - Step 3: Cross multiply
271,348.84x = 374,458.98 × 152,116.84 - Step 4: Simplify right side
271,348.84x = 56,961,516,747.22 - Step 5: Solve for x
x = 56,961,516,747.22/271,348.84 - Step 6: Final answer
x = 209,919.88
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1.5x scale
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.