Finding the Fourth Proportional to 636,232.23, 954,323.37 and 215,508.09
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Solution
The fourth proportional to 636,232.23, 954,323.37 and 215,508.09 is: 323,253.68
Step by Step Solution
- Step 1: Write the proportion equation
636,232.23 : 954,323.37 = 215,508.09 : x - Step 2: Convert to fraction form
636,232.23/954,323.37 = 215,508.09/x - Step 3: Cross multiply
636,232.23x = 954,323.37 × 215,508.09 - Step 4: Simplify right side
636,232.23x = 205,664,406,711.06 - Step 5: Solve for x
x = 205,664,406,711.06/636,232.23 - Step 6: Final answer
x = 323,253.68
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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.