Finding the Fourth Proportional to 424,779.24, 637,182.66 and 125,234.70
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Solution
The fourth proportional to 424,779.24, 637,182.66 and 125,234.70 is: 187,856.12
Step by Step Solution
- Step 1: Write the proportion equation
424,779.24 : 637,182.66 = 125,234.70 : x - Step 2: Convert to fraction form
424,779.24/637,182.66 = 125,234.70/x - Step 3: Cross multiply
424,779.24x = 637,182.66 × 125,234.70 - Step 4: Simplify right side
424,779.24x = 79,797,379,270.30 - Step 5: Solve for x
x = 79,797,379,270.30/424,779.24 - Step 6: Final answer
x = 187,856.12
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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.