Finding the Fourth Proportional to 410,965.47, 615,451.70 and 284,250.08
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Solution
The fourth proportional to 410,965.47, 615,451.70 and 284,250.08 is: 425,685.88
Step by Step Solution
- Step 1: Write the proportion equation
410,965.47 : 615,451.70 = 284,250.08 : x - Step 2: Convert to fraction form
410,965.47/615,451.70 = 284,250.08/x - Step 3: Cross multiply
410,965.47x = 615,451.70 × 284,250.08 - Step 4: Simplify right side
410,965.47x = 174,942,197,210.39 - Step 5: Solve for x
x = 174,942,197,210.39/410,965.47 - Step 6: Final answer
x = 425,685.88
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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.