Finding the Fourth Proportional to 490,877.28, 735,353.64 and 254,375.10
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Solution
The fourth proportional to 490,877.28, 735,353.64 and 254,375.10 is: 381,063.99
Step by Step Solution
- Step 1: Write the proportion equation
490,877.28 : 735,353.64 = 254,375.10 : x - Step 2: Convert to fraction form
490,877.28/735,353.64 = 254,375.10/x - Step 3: Cross multiply
490,877.28x = 735,353.64 × 254,375.10 - Step 4: Simplify right side
490,877.28x = 187,055,655,710.36 - Step 5: Solve for x
x = 187,055,655,710.36/490,877.28 - Step 6: Final answer
x = 381,063.99
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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.