Finding the Fourth Proportional to 445,293.29, 668,833.32 and 265,728.99
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Solution
The fourth proportional to 445,293.29, 668,833.32 and 265,728.99 is: 399,126.62
Step by Step Solution
- Step 1: Write the proportion equation
445,293.29 : 668,833.32 = 265,728.99 : x - Step 2: Convert to fraction form
445,293.29/668,833.32 = 265,728.99/x - Step 3: Cross multiply
445,293.29x = 668,833.32 × 265,728.99 - Step 4: Simplify right side
445,293.29x = 177,728,402,601.95 - Step 5: Solve for x
x = 177,728,402,601.95/445,293.29 - Step 6: Final answer
x = 399,126.62
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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.