Finding the Fourth Proportional to 392,205.52, 588,230.84 and 107,822.70
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Solution
The fourth proportional to 392,205.52, 588,230.84 and 107,822.70 is: 161,712.76
Step by Step Solution
- Step 1: Write the proportion equation
392,205.52 : 588,230.84 = 107,822.70 : x - Step 2: Convert to fraction form
392,205.52/588,230.84 = 107,822.70/x - Step 3: Cross multiply
392,205.52x = 588,230.84 × 107,822.70 - Step 4: Simplify right side
392,205.52x = 63,424,637,392.07 - Step 5: Solve for x
x = 63,424,637,392.07/392,205.52 - Step 6: Final answer
x = 161,712.76
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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.