Finding the Fourth Proportional to 364,688.62, 546,857.88 and 172,402.96
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Solution
The fourth proportional to 364,688.62, 546,857.88 and 172,402.96 is: 258,521.69
Step by Step Solution
- Step 1: Write the proportion equation
364,688.62 : 546,857.88 = 172,402.96 : x - Step 2: Convert to fraction form
364,688.62/546,857.88 = 172,402.96/x - Step 3: Cross multiply
364,688.62x = 546,857.88 × 172,402.96 - Step 4: Simplify right side
364,688.62x = 94,279,917,211.32 - Step 5: Solve for x
x = 94,279,917,211.32/364,688.62 - Step 6: Final answer
x = 258,521.69
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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.