Finding the Fourth Proportional to 337,379.58, 465,508.82 and 194,139.62
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Solution
The fourth proportional to 337,379.58, 465,508.82 and 194,139.62 is: 267,869.52
Step by Step Solution
- Step 1: Write the proportion equation
337,379.58 : 465,508.82 = 194,139.62 : x - Step 2: Convert to fraction form
337,379.58/465,508.82 = 194,139.62/x - Step 3: Cross multiply
337,379.58x = 465,508.82 × 194,139.62 - Step 4: Simplify right side
337,379.58x = 90,373,705,421.45 - Step 5: Solve for x
x = 90,373,705,421.45/337,379.58 - Step 6: Final answer
x = 267,869.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.