Finding the Fourth Proportional to 471,562.39, 650,805.74 and 412,881.54
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Solution
The fourth proportional to 471,562.39, 650,805.74 and 412,881.54 is: 569,819.99
Step by Step Solution
- Step 1: Write the proportion equation
471,562.39 : 650,805.74 = 412,881.54 : x - Step 2: Convert to fraction form
471,562.39/650,805.74 = 412,881.54/x - Step 3: Cross multiply
471,562.39x = 650,805.74 × 412,881.54 - Step 4: Simplify right side
471,562.39x = 268,705,676,172.04 - Step 5: Solve for x
x = 268,705,676,172.04/471,562.39 - Step 6: Final answer
x = 569,819.99
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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.