Finding the Fourth Proportional to 403,977.68, 605,780.27 and 119,566.53
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Solution
The fourth proportional to 403,977.68, 605,780.27 and 119,566.53 is: 179,294.67
Step by Step Solution
- Step 1: Write the proportion equation
403,977.68 : 605,780.27 = 119,566.53 : x - Step 2: Convert to fraction form
403,977.68/605,780.27 = 119,566.53/x - Step 3: Cross multiply
403,977.68x = 605,780.27 × 119,566.53 - Step 4: Simplify right side
403,977.68x = 72,431,044,676.90 - Step 5: Solve for x
x = 72,431,044,676.90/403,977.68 - Step 6: Final answer
x = 179,294.67
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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.