Finding the Fourth Proportional to 888,328.24, 1,332,585.70 and 289,336.05
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Solution
The fourth proportional to 888,328.24, 1,332,585.70 and 289,336.05 is: 434,034.48
Step by Step Solution
- Step 1: Write the proportion equation
888,328.24 : 1,332,585.70 = 289,336.05 : x - Step 2: Convert to fraction form
888,328.24/1,332,585.70 = 289,336.05/x - Step 3: Cross multiply
888,328.24x = 1,332,585.70 × 289,336.05 - Step 4: Simplify right side
888,328.24x = 385,565,082,001.15 - Step 5: Solve for x
x = 385,565,082,001.15/888,328.24 - Step 6: Final answer
x = 434,034.48
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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.