Finding the Fourth Proportional to 667,671.98, 1,001,672.14 and 194,361.44
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Solution
The fourth proportional to 667,671.98, 1,001,672.14 and 194,361.44 is: 291,589.95
Step by Step Solution
- Step 1: Write the proportion equation
667,671.98 : 1,001,672.14 = 194,361.44 : x - Step 2: Convert to fraction form
667,671.98/1,001,672.14 = 194,361.44/x - Step 3: Cross multiply
667,671.98x = 1,001,672.14 × 194,361.44 - Step 4: Simplify right side
667,671.98x = 194,686,439,538.28 - Step 5: Solve for x
x = 194,686,439,538.28/667,671.98 - Step 6: Final answer
x = 291,589.95
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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.