Finding the Fourth Proportional to 269,283.03, 403,909.97 and 82,294.53
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Solution
The fourth proportional to 269,283.03, 403,909.97 and 82,294.53 is: 123,437.34
Step by Step Solution
- Step 1: Write the proportion equation
269,283.03 : 403,909.97 = 82,294.53 : x - Step 2: Convert to fraction form
269,283.03/403,909.97 = 82,294.53/x - Step 3: Cross multiply
269,283.03x = 403,909.97 × 82,294.53 - Step 4: Simplify right side
269,283.03x = 33,239,580,731.99 - Step 5: Solve for x
x = 33,239,580,731.99/269,283.03 - Step 6: Final answer
x = 123,437.34
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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.