Finding the Fourth Proportional to 664,258.20, 996,380.73 and 304,326.95
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Solution
The fourth proportional to 664,258.20, 996,380.73 and 304,326.95 is: 456,487.42
Step by Step Solution
- Step 1: Write the proportion equation
664,258.20 : 996,380.73 = 304,326.95 : x - Step 2: Convert to fraction form
664,258.20/996,380.73 = 304,326.95/x - Step 3: Cross multiply
664,258.20x = 996,380.73 × 304,326.95 - Step 4: Simplify right side
664,258.20x = 303,225,512,336.10 - Step 5: Solve for x
x = 303,225,512,336.10/664,258.20 - Step 6: Final answer
x = 456,487.42
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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.