Finding the Fourth Proportional to 277,197.84, 382,532.49 and 156,338.75
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Solution
The fourth proportional to 277,197.84, 382,532.49 and 156,338.75 is: 215,747.18
Step by Step Solution
- Step 1: Write the proportion equation
277,197.84 : 382,532.49 = 156,338.75 : x - Step 2: Convert to fraction form
277,197.84/382,532.49 = 156,338.75/x - Step 3: Cross multiply
277,197.84x = 382,532.49 × 156,338.75 - Step 4: Simplify right side
277,197.84x = 59,804,652,277.32 - Step 5: Solve for x
x = 59,804,652,277.32/277,197.84 - Step 6: Final answer
x = 215,747.18
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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.