Finding the Fourth Proportional to 303,380.08, 418,747.80 and 176,096.68
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Solution
The fourth proportional to 303,380.08, 418,747.80 and 176,096.68 is: 243,061.76
Step by Step Solution
- Step 1: Write the proportion equation
303,380.08 : 418,747.80 = 176,096.68 : x - Step 2: Convert to fraction form
303,380.08/418,747.80 = 176,096.68/x - Step 3: Cross multiply
303,380.08x = 418,747.80 × 176,096.68 - Step 4: Simplify right side
303,380.08x = 73,740,097,337.30 - Step 5: Solve for x
x = 73,740,097,337.30/303,380.08 - Step 6: Final answer
x = 243,061.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.