Finding the Fourth Proportional to 306,421.38, 459,635.31 and 93,224.00
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Solution
The fourth proportional to 306,421.38, 459,635.31 and 93,224.00 is: 139,836.99
Step by Step Solution
- Step 1: Write the proportion equation
306,421.38 : 459,635.31 = 93,224.00 : x - Step 2: Convert to fraction form
306,421.38/459,635.31 = 93,224.00/x - Step 3: Cross multiply
306,421.38x = 459,635.31 × 93,224.00 - Step 4: Simplify right side
306,421.38x = 42,849,043,288.53 - Step 5: Solve for x
x = 42,849,043,288.53/306,421.38 - Step 6: Final answer
x = 139,836.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.