Finding the Fourth Proportional to 419,936.24, 630,166.80 and 170,618.24
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Solution
The fourth proportional to 419,936.24, 630,166.80 and 170,618.24 is: 256,033.99
Step by Step Solution
- Step 1: Write the proportion equation
419,936.24 : 630,166.80 = 170,618.24 : x - Step 2: Convert to fraction form
419,936.24/630,166.80 = 170,618.24/x - Step 3: Cross multiply
419,936.24x = 630,166.80 × 170,618.24 - Step 4: Simplify right side
419,936.24x = 107,517,950,322.43 - Step 5: Solve for x
x = 107,517,950,322.43/419,936.24 - Step 6: Final answer
x = 256,033.99
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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.