Finding the Fourth Proportional to 449,813.68, 674,620.91 and 129,895.90
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Solution
The fourth proportional to 449,813.68, 674,620.91 and 129,895.90 is: 194,815.08
Step by Step Solution
- Step 1: Write the proportion equation
449,813.68 : 674,620.91 = 129,895.90 : x - Step 2: Convert to fraction form
449,813.68/674,620.91 = 129,895.90/x - Step 3: Cross multiply
449,813.68x = 674,620.91 × 129,895.90 - Step 4: Simplify right side
449,813.68x = 87,630,487,927.24 - Step 5: Solve for x
x = 87,630,487,927.24/449,813.68 - Step 6: Final answer
x = 194,815.08
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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.