Finding the Fourth Proportional to 888,423.57, 1,332,268.74 and 341,233.47
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Solution
The fourth proportional to 888,423.57, 1,332,268.74 and 341,233.47 is: 511,709.39
Step by Step Solution
- Step 1: Write the proportion equation
888,423.57 : 1,332,268.74 = 341,233.47 : x - Step 2: Convert to fraction form
888,423.57/1,332,268.74 = 341,233.47/x - Step 3: Cross multiply
888,423.57x = 1,332,268.74 × 341,233.47 - Step 4: Simplify right side
888,423.57x = 454,614,685,122.73 - Step 5: Solve for x
x = 454,614,685,122.73/888,423.57 - Step 6: Final answer
x = 511,709.39
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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.