Finding the Fourth Proportional to 283,066.41, 390,754.22 and 202,353.96
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Solution
The fourth proportional to 283,066.41, 390,754.22 and 202,353.96 is: 279,336.09
Step by Step Solution
- Step 1: Write the proportion equation
283,066.41 : 390,754.22 = 202,353.96 : x - Step 2: Convert to fraction form
283,066.41/390,754.22 = 202,353.96/x - Step 3: Cross multiply
283,066.41x = 390,754.22 × 202,353.96 - Step 4: Simplify right side
283,066.41x = 79,070,663,803.71 - Step 5: Solve for x
x = 79,070,663,803.71/283,066.41 - Step 6: Final answer
x = 279,336.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.