Finding the Fourth Proportional to 206,800.17, 310,354.65 and 153,614.95
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Solution
The fourth proportional to 206,800.17, 310,354.65 and 153,614.95 is: 230,537.12
Step by Step Solution
- Step 1: Write the proportion equation
206,800.17 : 310,354.65 = 153,614.95 : x - Step 2: Convert to fraction form
206,800.17/310,354.65 = 153,614.95/x - Step 3: Cross multiply
206,800.17x = 310,354.65 × 153,614.95 - Step 4: Simplify right side
206,800.17x = 47,675,114,042.02 - Step 5: Solve for x
x = 47,675,114,042.02/206,800.17 - Step 6: Final answer
x = 230,537.12
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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.