Finding the Fourth Proportional to 588,821.80, 883,232.70 and 145,589.80
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Solution
The fourth proportional to 588,821.80, 883,232.70 and 145,589.80 is: 218,384.70
Step by Step Solution
- Step 1: Write the proportion equation
588,821.80 : 883,232.70 = 145,589.80 : x - Step 2: Convert to fraction form
588,821.80/883,232.70 = 145,589.80/x - Step 3: Cross multiply
588,821.80x = 883,232.70 × 145,589.80 - Step 4: Simplify right side
588,821.80x = 128,589,672,146.46 - Step 5: Solve for x
x = 128,589,672,146.46/588,821.80 - Step 6: Final answer
x = 218,384.70
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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.