Finding the Fourth Proportional to 377,072.72, 564,378.36 and 277,206.48
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Solution
The fourth proportional to 377,072.72, 564,378.36 and 277,206.48 is: 414,904.95
Step by Step Solution
- Step 1: Write the proportion equation
377,072.72 : 564,378.36 = 277,206.48 : x - Step 2: Convert to fraction form
377,072.72/564,378.36 = 277,206.48/x - Step 3: Cross multiply
377,072.72x = 564,378.36 × 277,206.48 - Step 4: Simplify right side
377,072.72x = 156,449,338,563.77 - Step 5: Solve for x
x = 156,449,338,563.77/377,072.72 - Step 6: Final answer
x = 414,904.95
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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.