Finding the Fourth Proportional to 696,438.27, 1,044,952.65 and 380,526.12
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Solution
The fourth proportional to 696,438.27, 1,044,952.65 and 380,526.12 is: 570,950.50
Step by Step Solution
- Step 1: Write the proportion equation
696,438.27 : 1,044,952.65 = 380,526.12 : x - Step 2: Convert to fraction form
696,438.27/1,044,952.65 = 380,526.12/x - Step 3: Cross multiply
696,438.27x = 1,044,952.65 × 380,526.12 - Step 4: Simplify right side
696,438.27x = 397,631,777,488.22 - Step 5: Solve for x
x = 397,631,777,488.22/696,438.27 - Step 6: Final answer
x = 570,950.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.