Finding the Fourth Proportional to 804,951.64, 1,207,468.80 and 205,917.99
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Solution
The fourth proportional to 804,951.64, 1,207,468.80 and 205,917.99 is: 308,887.56
Step by Step Solution
- Step 1: Write the proportion equation
804,951.64 : 1,207,468.80 = 205,917.99 : x - Step 2: Convert to fraction form
804,951.64/1,207,468.80 = 205,917.99/x - Step 3: Cross multiply
804,951.64x = 1,207,468.80 × 205,917.99 - Step 4: Simplify right side
804,951.64x = 248,639,548,283.71 - Step 5: Solve for x
x = 248,639,548,283.71/804,951.64 - Step 6: Final answer
x = 308,887.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.