Finding the Fourth Proportional to 452,665.92, 624,709.44 and 261,727.68
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Solution
The fourth proportional to 452,665.92, 624,709.44 and 261,727.68 is: 361,201.82
Step by Step Solution
- Step 1: Write the proportion equation
452,665.92 : 624,709.44 = 261,727.68 : x - Step 2: Convert to fraction form
452,665.92/624,709.44 = 261,727.68/x - Step 3: Cross multiply
452,665.92x = 624,709.44 × 261,727.68 - Step 4: Simplify right side
452,665.92x = 163,503,752,405.30 - Step 5: Solve for x
x = 163,503,752,405.30/452,665.92 - Step 6: Final answer
x = 361,201.82
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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.