Finding the Fourth Proportional to 371,074.50, 512,077.95 and 201,314.70
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Solution
The fourth proportional to 371,074.50, 512,077.95 and 201,314.70 is: 277,811.65
Step by Step Solution
- Step 1: Write the proportion equation
371,074.50 : 512,077.95 = 201,314.70 : x - Step 2: Convert to fraction form
371,074.50/512,077.95 = 201,314.70/x - Step 3: Cross multiply
371,074.50x = 512,077.95 × 201,314.70 - Step 4: Simplify right side
371,074.50x = 103,088,818,880.87 - Step 5: Solve for x
x = 103,088,818,880.87/371,074.50 - Step 6: Final answer
x = 277,811.65
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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.