Finding the Fourth Proportional to 992,299.94, 1,370,145.25 and 762,494.99
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Solution
The fourth proportional to 992,299.94, 1,370,145.25 and 762,494.99 is: 1,052,835.79
Step by Step Solution
- Step 1: Write the proportion equation
992,299.94 : 1,370,145.25 = 762,494.99 : x - Step 2: Convert to fraction form
992,299.94/1,370,145.25 = 762,494.99/x - Step 3: Cross multiply
992,299.94x = 1,370,145.25 × 762,494.99 - Step 4: Simplify right side
992,299.94x = 1,044,728,888,697.30 - Step 5: Solve for x
x = 1,044,728,888,697.30/992,299.94 - Step 6: Final answer
x = 1,052,835.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.