Finding the Fourth Proportional to 539,381.97, 809,160.71 and 202,449.11
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Solution
The fourth proportional to 539,381.97, 809,160.71 and 202,449.11 is: 303,706.59
Step by Step Solution
- Step 1: Write the proportion equation
539,381.97 : 809,160.71 = 202,449.11 : x - Step 2: Convert to fraction form
539,381.97/809,160.71 = 202,449.11/x - Step 3: Cross multiply
539,381.97x = 809,160.71 × 202,449.11 - Step 4: Simplify right side
539,381.97x = 163,813,860,528.42 - Step 5: Solve for x
x = 163,813,860,528.42/539,381.97 - Step 6: Final answer
x = 303,706.59
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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.