Finding the Fourth Proportional to 437,836.10, 656,243.85 and 201,202.70
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Solution
The fourth proportional to 437,836.10, 656,243.85 and 201,202.70 is: 301,569.55
Step by Step Solution
- Step 1: Write the proportion equation
437,836.10 : 656,243.85 = 201,202.70 : x - Step 2: Convert to fraction form
437,836.10/656,243.85 = 201,202.70/x - Step 3: Cross multiply
437,836.10x = 656,243.85 × 201,202.70 - Step 4: Simplify right side
437,836.10x = 132,038,034,478.40 - Step 5: Solve for x
x = 132,038,034,478.40/437,836.10 - Step 6: Final answer
x = 301,569.55
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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.