Finding the Fourth Proportional to 351,371.94, 484,895.91 and 190,229.70
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Solution
The fourth proportional to 351,371.94, 484,895.91 and 190,229.70 is: 262,518.41
Step by Step Solution
- Step 1: Write the proportion equation
351,371.94 : 484,895.91 = 190,229.70 : x - Step 2: Convert to fraction form
351,371.94/484,895.91 = 190,229.70/x - Step 3: Cross multiply
351,371.94x = 484,895.91 × 190,229.70 - Step 4: Simplify right side
351,371.94x = 92,241,603,490.53 - Step 5: Solve for x
x = 92,241,603,490.53/351,371.94 - Step 6: Final answer
x = 262,518.41
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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.