Finding the Fourth Proportional to 409,281.24, 613,917.60 and 159,961.08
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Solution
The fourth proportional to 409,281.24, 613,917.60 and 159,961.08 is: 239,939.96
Step by Step Solution
- Step 1: Write the proportion equation
409,281.24 : 613,917.60 = 159,961.08 : x - Step 2: Convert to fraction form
409,281.24/613,917.60 = 159,961.08/x - Step 3: Cross multiply
409,281.24x = 613,917.60 × 159,961.08 - Step 4: Simplify right side
409,281.24x = 98,202,922,327.01 - Step 5: Solve for x
x = 98,202,922,327.01/409,281.24 - Step 6: Final answer
x = 239,939.96
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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.