Finding the Fourth Proportional to 407,724.60, 608,841.08 and 332,992.99
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Solution
The fourth proportional to 407,724.60, 608,841.08 and 332,992.99 is: 497,246.94
Step by Step Solution
- Step 1: Write the proportion equation
407,724.60 : 608,841.08 = 332,992.99 : x - Step 2: Convert to fraction form
407,724.60/608,841.08 = 332,992.99/x - Step 3: Cross multiply
407,724.60x = 608,841.08 × 332,992.99 - Step 4: Simplify right side
407,724.60x = 202,739,811,664.03 - Step 5: Solve for x
x = 202,739,811,664.03/407,724.60 - Step 6: Final answer
x = 497,246.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.