Finding the Fourth Proportional to 394,932.27, 592,024.75 and 243,222.65
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Solution
The fourth proportional to 394,932.27, 592,024.75 and 243,222.65 is: 364,603.85
Step by Step Solution
- Step 1: Write the proportion equation
394,932.27 : 592,024.75 = 243,222.65 : x - Step 2: Convert to fraction form
394,932.27/592,024.75 = 243,222.65/x - Step 3: Cross multiply
394,932.27x = 592,024.75 × 243,222.65 - Step 4: Simplify right side
394,932.27x = 143,993,827,212.50 - Step 5: Solve for x
x = 143,993,827,212.50/394,932.27 - Step 6: Final answer
x = 364,603.85
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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.