Finding the Fourth Proportional to 929,451.42, 1,394,045.37 and 298,282.14
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Solution
The fourth proportional to 929,451.42, 1,394,045.37 and 298,282.14 is: 447,380.93
Step by Step Solution
- Step 1: Write the proportion equation
929,451.42 : 1,394,045.37 = 298,282.14 : x - Step 2: Convert to fraction form
929,451.42/1,394,045.37 = 298,282.14/x - Step 3: Cross multiply
929,451.42x = 1,394,045.37 × 298,282.14 - Step 4: Simplify right side
929,451.42x = 415,818,836,220.69 - Step 5: Solve for x
x = 415,818,836,220.69/929,451.42 - Step 6: Final answer
x = 447,380.93
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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.