Finding the Fourth Proportional to 216,335.99, 324,504.23 and 56,411.79
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Solution
The fourth proportional to 216,335.99, 324,504.23 and 56,411.79 is: 84,617.75
Step by Step Solution
- Step 1: Write the proportion equation
216,335.99 : 324,504.23 = 56,411.79 : x - Step 2: Convert to fraction form
216,335.99/324,504.23 = 56,411.79/x - Step 3: Cross multiply
216,335.99x = 324,504.23 × 56,411.79 - Step 4: Simplify right side
216,335.99x = 18,305,864,476.87 - Step 5: Solve for x
x = 18,305,864,476.87/216,335.99 - Step 6: Final answer
x = 84,617.75
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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.