Finding the Fourth Proportional to 843,174.16, 1,163,253.50 and 537,195.75
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Solution
The fourth proportional to 843,174.16, 1,163,253.50 and 537,195.75 is: 741,121.90
Step by Step Solution
- Step 1: Write the proportion equation
843,174.16 : 1,163,253.50 = 537,195.75 : x - Step 2: Convert to fraction form
843,174.16/1,163,253.50 = 537,195.75/x - Step 3: Cross multiply
843,174.16x = 1,163,253.50 × 537,195.75 - Step 4: Simplify right side
843,174.16x = 624,894,834,360.66 - Step 5: Solve for x
x = 624,894,834,360.66/843,174.16 - Step 6: Final answer
x = 741,121.90
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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.