Finding the Fourth Proportional to 490,217.44, 735,395.28 and 174,580.96
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Solution
The fourth proportional to 490,217.44, 735,395.28 and 174,580.96 is: 261,896.06
Step by Step Solution
- Step 1: Write the proportion equation
490,217.44 : 735,395.28 = 174,580.96 : x - Step 2: Convert to fraction form
490,217.44/735,395.28 = 174,580.96/x - Step 3: Cross multiply
490,217.44x = 735,395.28 × 174,580.96 - Step 4: Simplify right side
490,217.44x = 128,386,013,961.87 - Step 5: Solve for x
x = 128,386,013,961.87/490,217.44 - Step 6: Final answer
x = 261,896.06
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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.