Finding the Fourth Proportional to 308,464.74, 425,510.37 and 179,389.08
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Solution
The fourth proportional to 308,464.74, 425,510.37 and 179,389.08 is: 247,457.50
Step by Step Solution
- Step 1: Write the proportion equation
308,464.74 : 425,510.37 = 179,389.08 : x - Step 2: Convert to fraction form
308,464.74/425,510.37 = 179,389.08/x - Step 3: Cross multiply
308,464.74x = 425,510.37 × 179,389.08 - Step 4: Simplify right side
308,464.74x = 76,331,913,804.76 - Step 5: Solve for x
x = 76,331,913,804.76/308,464.74 - Step 6: Final answer
x = 247,457.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.