Finding the Fourth Proportional to 451,660.18, 678,332.41 and 397,644.02
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Solution
The fourth proportional to 451,660.18, 678,332.41 and 397,644.02 is: 597,207.46
Step by Step Solution
- Step 1: Write the proportion equation
451,660.18 : 678,332.41 = 397,644.02 : x - Step 2: Convert to fraction form
451,660.18/678,332.41 = 397,644.02/x - Step 3: Cross multiply
451,660.18x = 678,332.41 × 397,644.02 - Step 4: Simplify right side
451,660.18x = 269,734,827,110.41 - Step 5: Solve for x
x = 269,734,827,110.41/451,660.18 - Step 6: Final answer
x = 597,207.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.