Finding the Fourth Proportional to 198,988.96, 297,027.56 and 175,370.08
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Solution
The fourth proportional to 198,988.96, 297,027.56 and 175,370.08 is: 261,772.04
Step by Step Solution
- Step 1: Write the proportion equation
198,988.96 : 297,027.56 = 175,370.08 : x - Step 2: Convert to fraction form
198,988.96/297,027.56 = 175,370.08/x - Step 3: Cross multiply
198,988.96x = 297,027.56 × 175,370.08 - Step 4: Simplify right side
198,988.96x = 52,089,746,959.40 - Step 5: Solve for x
x = 52,089,746,959.40/198,988.96 - Step 6: Final answer
x = 261,772.04
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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.