Finding the Fourth Proportional to 233,822.70, 322,674.30 and 126,392.94
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Solution
The fourth proportional to 233,822.70, 322,674.30 and 126,392.94 is: 174,421.70
Step by Step Solution
- Step 1: Write the proportion equation
233,822.70 : 322,674.30 = 126,392.94 : x - Step 2: Convert to fraction form
233,822.70/322,674.30 = 126,392.94/x - Step 3: Cross multiply
233,822.70x = 322,674.30 × 126,392.94 - Step 4: Simplify right side
233,822.70x = 40,783,753,439.44 - Step 5: Solve for x
x = 40,783,753,439.44/233,822.70 - Step 6: Final answer
x = 174,421.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.