Finding the Fourth Proportional to 563,121.12, 844,674.62 and 136,660.48
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Solution
The fourth proportional to 563,121.12, 844,674.62 and 136,660.48 is: 204,989.01
Step by Step Solution
- Step 1: Write the proportion equation
563,121.12 : 844,674.62 = 136,660.48 : x - Step 2: Convert to fraction form
563,121.12/844,674.62 = 136,660.48/x - Step 3: Cross multiply
563,121.12x = 844,674.62 × 136,660.48 - Step 4: Simplify right side
563,121.12x = 115,433,639,013.02 - Step 5: Solve for x
x = 115,433,639,013.02/563,121.12 - Step 6: Final answer
x = 204,989.01
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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.