Finding the Fourth Proportional to 283,063.41, 390,750.08 and 202,350.96
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Solution
The fourth proportional to 283,063.41, 390,750.08 and 202,350.96 is: 279,331.94
Step by Step Solution
- Step 1: Write the proportion equation
283,063.41 : 390,750.08 = 202,350.96 : x - Step 2: Convert to fraction form
283,063.41/390,750.08 = 202,350.96/x - Step 3: Cross multiply
283,063.41x = 390,750.08 × 202,350.96 - Step 4: Simplify right side
283,063.41x = 79,068,652,796.32 - Step 5: Solve for x
x = 79,068,652,796.32/283,063.41 - Step 6: Final answer
x = 279,331.94
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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.