Finding the Fourth Proportional to 477,330.60, 716,013.18 and 161,817.96
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Solution
The fourth proportional to 477,330.60, 716,013.18 and 161,817.96 is: 242,732.80
Step by Step Solution
- Step 1: Write the proportion equation
477,330.60 : 716,013.18 = 161,817.96 : x - Step 2: Convert to fraction form
477,330.60/716,013.18 = 161,817.96/x - Step 3: Cross multiply
477,330.60x = 716,013.18 × 161,817.96 - Step 4: Simplify right side
477,330.60x = 115,863,792,120.71 - Step 5: Solve for x
x = 115,863,792,120.71/477,330.60 - Step 6: Final answer
x = 242,732.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.