Finding the Fourth Proportional to 299,633.52, 449,451.99 and 99,953.31
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Solution
The fourth proportional to 299,633.52, 449,451.99 and 99,953.31 is: 149,930.54
Step by Step Solution
- Step 1: Write the proportion equation
299,633.52 : 449,451.99 = 99,953.31 : x - Step 2: Convert to fraction form
299,633.52/449,451.99 = 99,953.31/x - Step 3: Cross multiply
299,633.52x = 449,451.99 × 99,953.31 - Step 4: Simplify right side
299,633.52x = 44,924,214,086.59 - Step 5: Solve for x
x = 44,924,214,086.59/299,633.52 - Step 6: Final answer
x = 149,930.54
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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.