Finding the Fourth Proportional to 615,599.44, 923,451.80 and 216,205.44
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Solution
The fourth proportional to 615,599.44, 923,451.80 and 216,205.44 is: 324,326.65
Step by Step Solution
- Step 1: Write the proportion equation
615,599.44 : 923,451.80 = 216,205.44 : x - Step 2: Convert to fraction form
615,599.44/923,451.80 = 216,205.44/x - Step 3: Cross multiply
615,599.44x = 923,451.80 × 216,205.44 - Step 4: Simplify right side
615,599.44x = 199,655,302,737.79 - Step 5: Solve for x
x = 199,655,302,737.79/615,599.44 - Step 6: Final answer
x = 324,326.65
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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.