Finding the Fourth Proportional to 667,828.80, 921,598.56 and 366,022.08
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Solution
The fourth proportional to 667,828.80, 921,598.56 and 366,022.08 is: 505,107.63
Step by Step Solution
- Step 1: Write the proportion equation
667,828.80 : 921,598.56 = 366,022.08 : x - Step 2: Convert to fraction form
667,828.80/921,598.56 = 366,022.08/x - Step 3: Cross multiply
667,828.80x = 921,598.56 × 366,022.08 - Step 4: Simplify right side
667,828.80x = 337,325,421,856.21 - Step 5: Solve for x
x = 337,325,421,856.21/667,828.80 - Step 6: Final answer
x = 505,107.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.