Finding the Fourth Proportional to 419,936.99, 630,167.93 and 170,618.99
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Solution
The fourth proportional to 419,936.99, 630,167.93 and 170,618.99 is: 256,035.11
Step by Step Solution
- Step 1: Write the proportion equation
419,936.99 : 630,167.93 = 170,618.99 : x - Step 2: Convert to fraction form
419,936.99/630,167.93 = 170,618.99/x - Step 3: Cross multiply
419,936.99x = 630,167.93 × 170,618.99 - Step 4: Simplify right side
419,936.99x = 107,518,614,893.90 - Step 5: Solve for x
x = 107,518,614,893.90/419,936.99 - Step 6: Final answer
x = 256,035.11
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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.