Finding the Fourth Proportional to 311,866.52, 467,857.49 and 98,688.02
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Solution
The fourth proportional to 311,866.52, 467,857.49 and 98,688.02 is: 148,050.29
Step by Step Solution
- Step 1: Write the proportion equation
311,866.52 : 467,857.49 = 98,688.02 : x - Step 2: Convert to fraction form
311,866.52/467,857.49 = 98,688.02/x - Step 3: Cross multiply
311,866.52x = 467,857.49 × 98,688.02 - Step 4: Simplify right side
311,866.52x = 46,171,926,497.54 - Step 5: Solve for x
x = 46,171,926,497.54/311,866.52 - Step 6: Final answer
x = 148,050.29
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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.