Finding the Fourth Proportional to 526,543.18, 726,625.08 and 297,102.22
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Solution
The fourth proportional to 526,543.18, 726,625.08 and 297,102.22 is: 409,998.52
Step by Step Solution
- Step 1: Write the proportion equation
526,543.18 : 726,625.08 = 297,102.22 : x - Step 2: Convert to fraction form
526,543.18/726,625.08 = 297,102.22/x - Step 3: Cross multiply
526,543.18x = 726,625.08 × 297,102.22 - Step 4: Simplify right side
526,543.18x = 215,881,924,375.68 - Step 5: Solve for x
x = 215,881,924,375.68/526,543.18 - Step 6: Final answer
x = 409,998.52
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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.