Finding the Fourth Proportional to 277,290.98, 382,661.81 and 149,966.58
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Solution
The fourth proportional to 277,290.98, 382,661.81 and 149,966.58 is: 206,954.02
Step by Step Solution
- Step 1: Write the proportion equation
277,290.98 : 382,661.81 = 149,966.58 : x - Step 2: Convert to fraction form
277,290.98/382,661.81 = 149,966.58/x - Step 3: Cross multiply
277,290.98x = 382,661.81 × 149,966.58 - Step 4: Simplify right side
277,290.98x = 57,386,482,942.31 - Step 5: Solve for x
x = 57,386,482,942.31/277,290.98 - Step 6: Final answer
x = 206,954.02
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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.