Finding the Fourth Proportional to 696,122.40, 1,044,183.60 and 474,938.40
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Solution
The fourth proportional to 696,122.40, 1,044,183.60 and 474,938.40 is: 712,407.60
Step by Step Solution
- Step 1: Write the proportion equation
696,122.40 : 1,044,183.60 = 474,938.40 : x - Step 2: Convert to fraction form
696,122.40/1,044,183.60 = 474,938.40/x - Step 3: Cross multiply
696,122.40x = 1,044,183.60 × 474,938.40 - Step 4: Simplify right side
696,122.40x = 495,922,888,290.24 - Step 5: Solve for x
x = 495,922,888,290.24/696,122.40 - Step 6: Final answer
x = 712,407.60
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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.