Finding the Fourth Proportional to 356,771.57, 492,340.95 and 195,626.12
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Solution
The fourth proportional to 356,771.57, 492,340.95 and 195,626.12 is: 269,961.95
Step by Step Solution
- Step 1: Write the proportion equation
356,771.57 : 492,340.95 = 195,626.12 : x - Step 2: Convert to fraction form
356,771.57/492,340.95 = 195,626.12/x - Step 3: Cross multiply
356,771.57x = 492,340.95 × 195,626.12 - Step 4: Simplify right side
356,771.57x = 96,314,747,303.91 - Step 5: Solve for x
x = 96,314,747,303.91/356,771.57 - Step 6: Final answer
x = 269,961.95
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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.