Finding the Fourth Proportional to 493,320.40, 739,680.96 and 193,441.68
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Solution
The fourth proportional to 493,320.40, 739,680.96 and 193,441.68 is: 290,045.02
Step by Step Solution
- Step 1: Write the proportion equation
493,320.40 : 739,680.96 = 193,441.68 : x - Step 2: Convert to fraction form
493,320.40/739,680.96 = 193,441.68/x - Step 3: Cross multiply
493,320.40x = 739,680.96 × 193,441.68 - Step 4: Simplify right side
493,320.40x = 143,085,127,566.41 - Step 5: Solve for x
x = 143,085,127,566.41/493,320.40 - Step 6: Final answer
x = 290,045.02
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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.