Finding the Fourth Proportional to 490,575.24, 735,731.02 and 135,505.80
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Solution
The fourth proportional to 490,575.24, 735,731.02 and 135,505.80 is: 203,222.28
Step by Step Solution
- Step 1: Write the proportion equation
490,575.24 : 735,731.02 = 135,505.80 : x - Step 2: Convert to fraction form
490,575.24/735,731.02 = 135,505.80/x - Step 3: Cross multiply
490,575.24x = 735,731.02 × 135,505.80 - Step 4: Simplify right side
490,575.24x = 99,695,820,449.92 - Step 5: Solve for x
x = 99,695,820,449.92/490,575.24 - Step 6: Final answer
x = 203,222.28
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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.