Finding the Fourth Proportional to 399,823.65, 599,653.44 and 147,015.99
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Solution
The fourth proportional to 399,823.65, 599,653.44 and 147,015.99 is: 220,493.82
Step by Step Solution
- Step 1: Write the proportion equation
399,823.65 : 599,653.44 = 147,015.99 : x - Step 2: Convert to fraction form
399,823.65/599,653.44 = 147,015.99/x - Step 3: Cross multiply
399,823.65x = 599,653.44 × 147,015.99 - Step 4: Simplify right side
399,823.65x = 88,158,644,138.51 - Step 5: Solve for x
x = 88,158,644,138.51/399,823.65 - Step 6: Final answer
x = 220,493.82
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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.