Finding the Fourth Proportional to 662,448.08, 993,660.60 and 163,812.08
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Solution
The fourth proportional to 662,448.08, 993,660.60 and 163,812.08 is: 245,715.27
Step by Step Solution
- Step 1: Write the proportion equation
662,448.08 : 993,660.60 = 163,812.08 : x - Step 2: Convert to fraction form
662,448.08/993,660.60 = 163,812.08/x - Step 3: Cross multiply
662,448.08x = 993,660.60 × 163,812.08 - Step 4: Simplify right side
662,448.08x = 162,773,609,700.05 - Step 5: Solve for x
x = 162,773,609,700.05/662,448.08 - Step 6: Final answer
x = 245,715.27
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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.