Finding the Fourth Proportional to 350,916.28, 484,269.36 and 197,961.55
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Solution
The fourth proportional to 350,916.28, 484,269.36 and 197,961.55 is: 273,189.70
Step by Step Solution
- Step 1: Write the proportion equation
350,916.28 : 484,269.36 = 197,961.55 : x - Step 2: Convert to fraction form
350,916.28/484,269.36 = 197,961.55/x - Step 3: Cross multiply
350,916.28x = 484,269.36 × 197,961.55 - Step 4: Simplify right side
350,916.28x = 95,866,713,123.11 - Step 5: Solve for x
x = 95,866,713,123.11/350,916.28 - Step 6: Final answer
x = 273,189.70
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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.