Finding the Fourth Proportional to 410,889.68, 615,226.98 and 268,382.06
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Solution
The fourth proportional to 410,889.68, 615,226.98 and 268,382.06 is: 401,849.67
Step by Step Solution
- Step 1: Write the proportion equation
410,889.68 : 615,226.98 = 268,382.06 : x - Step 2: Convert to fraction form
410,889.68/615,226.98 = 268,382.06/x - Step 3: Cross multiply
410,889.68x = 615,226.98 × 268,382.06 - Step 4: Simplify right side
410,889.68x = 165,115,884,259.98 - Step 5: Solve for x
x = 165,115,884,259.98/410,889.68 - Step 6: Final answer
x = 401,849.67
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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.