Finding the Fourth Proportional to 490,168.26, 735,297.84 and 190,671.66
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Solution
The fourth proportional to 490,168.26, 735,297.84 and 190,671.66 is: 286,025.17
Step by Step Solution
- Step 1: Write the proportion equation
490,168.26 : 735,297.84 = 190,671.66 : x - Step 2: Convert to fraction form
490,168.26/735,297.84 = 190,671.66/x - Step 3: Cross multiply
490,168.26x = 735,297.84 × 190,671.66 - Step 4: Simplify right side
490,168.26x = 140,200,459,747.21 - Step 5: Solve for x
x = 140,200,459,747.21/490,168.26 - Step 6: Final answer
x = 286,025.17
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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.