Finding the Fourth Proportional to 694,436.09, 1,040,463.61 and 466,304.09
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Solution
The fourth proportional to 694,436.09, 1,040,463.61 and 466,304.09 is: 698,656.71
Step by Step Solution
- Step 1: Write the proportion equation
694,436.09 : 1,040,463.61 = 466,304.09 : x - Step 2: Convert to fraction form
694,436.09/1,040,463.61 = 466,304.09/x - Step 3: Cross multiply
694,436.09x = 1,040,463.61 × 466,304.09 - Step 4: Simplify right side
694,436.09x = 485,172,430,471.09 - Step 5: Solve for x
x = 485,172,430,471.09/694,436.09 - Step 6: Final answer
x = 698,656.71
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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.