Finding the Fourth Proportional to 756,097.92, 1,043,417.76 and 416,565.36
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Solution
The fourth proportional to 756,097.92, 1,043,417.76 and 416,565.36 is: 574,861.65
Step by Step Solution
- Step 1: Write the proportion equation
756,097.92 : 1,043,417.76 = 416,565.36 : x - Step 2: Convert to fraction form
756,097.92/1,043,417.76 = 416,565.36/x - Step 3: Cross multiply
756,097.92x = 1,043,417.76 × 416,565.36 - Step 4: Simplify right side
756,097.92x = 434,651,694,824.79 - Step 5: Solve for x
x = 434,651,694,824.79/756,097.92 - Step 6: Final answer
x = 574,861.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.