Finding the Fourth Proportional to 299,020.68, 448,521.18 and 121,475.08
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Solution
The fourth proportional to 299,020.68, 448,521.18 and 121,475.08 is: 182,208.62
Step by Step Solution
- Step 1: Write the proportion equation
299,020.68 : 448,521.18 = 121,475.08 : x - Step 2: Convert to fraction form
299,020.68/448,521.18 = 121,475.08/x - Step 3: Cross multiply
299,020.68x = 448,521.18 × 121,475.08 - Step 4: Simplify right side
299,020.68x = 54,484,146,222.19 - Step 5: Solve for x
x = 54,484,146,222.19/299,020.68 - Step 6: Final answer
x = 182,208.62
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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.