Finding the Fourth Proportional to 722,694.42, 1,082,858.99 and 437,520.65
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Solution
The fourth proportional to 722,694.42, 1,082,858.99 and 437,520.65 is: 655,564.99
Step by Step Solution
- Step 1: Write the proportion equation
722,694.42 : 1,082,858.99 = 437,520.65 : x - Step 2: Convert to fraction form
722,694.42/1,082,858.99 = 437,520.65/x - Step 3: Cross multiply
722,694.42x = 1,082,858.99 × 437,520.65 - Step 4: Simplify right side
722,694.42x = 473,773,161,561.25 - Step 5: Solve for x
x = 473,773,161,561.25/722,694.42 - Step 6: Final answer
x = 655,564.99
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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.