Finding the Fourth Proportional to 354,982.91, 489,871.60 and 193,844.75
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Solution
The fourth proportional to 354,982.91, 489,871.60 and 193,844.75 is: 267,503.12
Step by Step Solution
- Step 1: Write the proportion equation
354,982.91 : 489,871.60 = 193,844.75 : x - Step 2: Convert to fraction form
354,982.91/489,871.60 = 193,844.75/x - Step 3: Cross multiply
354,982.91x = 489,871.60 × 193,844.75 - Step 4: Simplify right side
354,982.91x = 94,959,034,900.13 - Step 5: Solve for x
x = 94,959,034,900.13/354,982.91 - Step 6: Final answer
x = 267,503.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.