Finding the Fourth Proportional to 559,715.20, 839,750.37 and 199,878.19
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Solution
The fourth proportional to 559,715.20, 839,750.37 and 199,878.19 is: 299,880.70
Step by Step Solution
- Step 1: Write the proportion equation
559,715.20 : 839,750.37 = 199,878.19 : x - Step 2: Convert to fraction form
559,715.20/839,750.37 = 199,878.19/x - Step 3: Cross multiply
559,715.20x = 839,750.37 × 199,878.19 - Step 4: Simplify right side
559,715.20x = 167,847,784,007.43 - Step 5: Solve for x
x = 167,847,784,007.43/559,715.20 - Step 6: Final answer
x = 299,880.70
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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.