Finding the Fourth Proportional to 396,317.12, 594,566.33 and 171,714.92
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Solution
The fourth proportional to 396,317.12, 594,566.33 and 171,714.92 is: 257,611.65
Step by Step Solution
- Step 1: Write the proportion equation
396,317.12 : 594,566.33 = 171,714.92 : x - Step 2: Convert to fraction form
396,317.12/594,566.33 = 171,714.92/x - Step 3: Cross multiply
396,317.12x = 594,566.33 × 171,714.92 - Step 4: Simplify right side
396,317.12x = 102,095,905,959.24 - Step 5: Solve for x
x = 102,095,905,959.24/396,317.12 - Step 6: Final answer
x = 257,611.65
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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.