Finding the Fourth Proportional to 299,126.48, 448,558.36 and 112,006.76
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Solution
The fourth proportional to 299,126.48, 448,558.36 and 112,006.76 is: 167,960.95
Step by Step Solution
- Step 1: Write the proportion equation
299,126.48 : 448,558.36 = 112,006.76 : x - Step 2: Convert to fraction form
299,126.48/448,558.36 = 112,006.76/x - Step 3: Cross multiply
299,126.48x = 448,558.36 × 112,006.76 - Step 4: Simplify right side
299,126.48x = 50,241,566,051.70 - Step 5: Solve for x
x = 50,241,566,051.70/299,126.48 - Step 6: Final answer
x = 167,960.95
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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.