Finding the Fourth Proportional to 750,532.64, 1,125,791.90 and 324,369.78
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Solution
The fourth proportional to 750,532.64, 1,125,791.90 and 324,369.78 is: 486,551.62
Step by Step Solution
- Step 1: Write the proportion equation
750,532.64 : 1,125,791.90 = 324,369.78 : x - Step 2: Convert to fraction form
750,532.64/1,125,791.90 = 324,369.78/x - Step 3: Cross multiply
750,532.64x = 1,125,791.90 × 324,369.78 - Step 4: Simplify right side
750,532.64x = 365,172,870,928.78 - Step 5: Solve for x
x = 365,172,870,928.78/750,532.64 - Step 6: Final answer
x = 486,551.62
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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.