Finding the Fourth Proportional to 869,759.12, 1,304,625.72 and 301,554.32
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Solution
The fourth proportional to 869,759.12, 1,304,625.72 and 301,554.32 is: 452,326.99
Step by Step Solution
- Step 1: Write the proportion equation
869,759.12 : 1,304,625.72 = 301,554.32 : x - Step 2: Convert to fraction form
869,759.12/1,304,625.72 = 301,554.32/x - Step 3: Cross multiply
869,759.12x = 1,304,625.72 × 301,554.32 - Step 4: Simplify right side
869,759.12x = 393,415,521,849.11 - Step 5: Solve for x
x = 393,415,521,849.11/869,759.12 - Step 6: Final answer
x = 452,326.99
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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.