Finding the Fourth Proportional to 445,296.29, 668,837.82 and 265,731.99
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Solution
The fourth proportional to 445,296.29, 668,837.82 and 265,731.99 is: 399,131.12
Step by Step Solution
- Step 1: Write the proportion equation
445,296.29 : 668,837.82 = 265,731.99 : x - Step 2: Convert to fraction form
445,296.29/668,837.82 = 265,731.99/x - Step 3: Cross multiply
445,296.29x = 668,837.82 × 265,731.99 - Step 4: Simplify right side
445,296.29x = 177,731,604,895.86 - Step 5: Solve for x
x = 177,731,604,895.86/445,296.29 - Step 6: Final answer
x = 399,131.12
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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.