Finding the Fourth Proportional to 299,673.91, 449,688.20 and 110,267.28
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Solution
The fourth proportional to 299,673.91, 449,688.20 and 110,267.28 is: 165,466.17
Step by Step Solution
- Step 1: Write the proportion equation
299,673.91 : 449,688.20 = 110,267.28 : x - Step 2: Convert to fraction form
299,673.91/449,688.20 = 110,267.28/x - Step 3: Cross multiply
299,673.91x = 449,688.20 × 110,267.28 - Step 4: Simplify right side
299,673.91x = 49,585,895,041.14 - Step 5: Solve for x
x = 49,585,895,041.14/299,673.91 - Step 6: Final answer
x = 165,466.17
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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.