Finding the Fourth Proportional to 283,513.70, 425,904.15 and 236,857.70
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Solution
The fourth proportional to 283,513.70, 425,904.15 and 236,857.70 is: 355,815.88
Step by Step Solution
- Step 1: Write the proportion equation
283,513.70 : 425,904.15 = 236,857.70 : x - Step 2: Convert to fraction form
283,513.70/425,904.15 = 236,857.70/x - Step 3: Cross multiply
283,513.70x = 425,904.15 × 236,857.70 - Step 4: Simplify right side
283,513.70x = 100,878,677,389.46 - Step 5: Solve for x
x = 100,878,677,389.46/283,513.70 - Step 6: Final answer
x = 355,815.88
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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.