Finding the Fourth Proportional to 694,904.48, 1,042,509.76 and 395,525.92
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Solution
The fourth proportional to 694,904.48, 1,042,509.76 and 395,525.92 is: 593,375.99
Step by Step Solution
- Step 1: Write the proportion equation
694,904.48 : 1,042,509.76 = 395,525.92 : x - Step 2: Convert to fraction form
694,904.48/1,042,509.76 = 395,525.92/x - Step 3: Cross multiply
694,904.48x = 1,042,509.76 × 395,525.92 - Step 4: Simplify right side
694,904.48x = 412,339,631,932.98 - Step 5: Solve for x
x = 412,339,631,932.98/694,904.48 - Step 6: Final answer
x = 593,375.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.