Finding the Fourth Proportional to 326,402.59, 489,210.16 and 168,544.99
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Solution
The fourth proportional to 326,402.59, 489,210.16 and 168,544.99 is: 252,614.17
Step by Step Solution
- Step 1: Write the proportion equation
326,402.59 : 489,210.16 = 168,544.99 : x - Step 2: Convert to fraction form
326,402.59/489,210.16 = 168,544.99/x - Step 3: Cross multiply
326,402.59x = 489,210.16 × 168,544.99 - Step 4: Simplify right side
326,402.59x = 82,453,918,236.32 - Step 5: Solve for x
x = 82,453,918,236.32/326,402.59 - Step 6: Final answer
x = 252,614.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.