Finding the Fourth Proportional to 452,753.09, 624,539.07 and 282,691.97
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Solution
The fourth proportional to 452,753.09, 624,539.07 and 282,691.97 is: 389,952.46
Step by Step Solution
- Step 1: Write the proportion equation
452,753.09 : 624,539.07 = 282,691.97 : x - Step 2: Convert to fraction form
452,753.09/624,539.07 = 282,691.97/x - Step 3: Cross multiply
452,753.09x = 624,539.07 × 282,691.97 - Step 4: Simplify right side
452,753.09x = 176,552,180,040.27 - Step 5: Solve for x
x = 176,552,180,040.27/452,753.09 - Step 6: Final answer
x = 389,952.46
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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.