Finding the Fourth Proportional to 299,277.40, 448,916.10 and 246,133.30
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Solution
The fourth proportional to 299,277.40, 448,916.10 and 246,133.30 is: 369,199.95
Step by Step Solution
- Step 1: Write the proportion equation
299,277.40 : 448,916.10 = 246,133.30 : x - Step 2: Convert to fraction form
299,277.40/448,916.10 = 246,133.30/x - Step 3: Cross multiply
299,277.40x = 448,916.10 × 246,133.30 - Step 4: Simplify right side
299,277.40x = 110,493,201,116.13 - Step 5: Solve for x
x = 110,493,201,116.13/299,277.40 - Step 6: Final answer
x = 369,199.95
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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.