Finding the Fourth Proportional to 1,149,723.24, 1,724,504.67 and 429,928.08
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Solution
The fourth proportional to 1,149,723.24, 1,724,504.67 and 429,928.08 is: 644,862.13
Step by Step Solution
- Step 1: Write the proportion equation
1,149,723.24 : 1,724,504.67 = 429,928.08 : x - Step 2: Convert to fraction form
1,149,723.24/1,724,504.67 = 429,928.08/x - Step 3: Cross multiply
1,149,723.24x = 1,724,504.67 × 429,928.08 - Step 4: Simplify right side
1,149,723.24x = 741,412,981,724.13 - Step 5: Solve for x
x = 741,412,981,724.13/1,149,723.24 - Step 6: Final answer
x = 644,862.13
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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.