Finding the Fourth Proportional to 326,283.68, 450,011.68 and 269,596.64
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Solution
The fourth proportional to 326,283.68, 450,011.68 and 269,596.64 is: 371,828.70
Step by Step Solution
- Step 1: Write the proportion equation
326,283.68 : 450,011.68 = 269,596.64 : x - Step 2: Convert to fraction form
326,283.68/450,011.68 = 269,596.64/x - Step 3: Cross multiply
326,283.68x = 450,011.68 × 269,596.64 - Step 4: Simplify right side
326,283.68x = 121,321,636,888.76 - Step 5: Solve for x
x = 121,321,636,888.76/326,283.68 - Step 6: Final answer
x = 371,828.70
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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.