Finding the Fourth Proportional to 888,610.04, 1,332,778.12 and 289,569.68
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Solution
The fourth proportional to 888,610.04, 1,332,778.12 and 289,569.68 is: 434,309.90
Step by Step Solution
- Step 1: Write the proportion equation
888,610.04 : 1,332,778.12 = 289,569.68 : x - Step 2: Convert to fraction form
888,610.04/1,332,778.12 = 289,569.68/x - Step 3: Cross multiply
888,610.04x = 1,332,778.12 × 289,569.68 - Step 4: Simplify right side
888,610.04x = 385,932,133,719.40 - Step 5: Solve for x
x = 385,932,133,719.40/888,610.04 - Step 6: Final answer
x = 434,309.90
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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.