Finding the Fourth Proportional to 755,503.14, 1,133,377.82 and 223,077.99
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Solution
The fourth proportional to 755,503.14, 1,133,377.82 and 223,077.99 is: 334,653.34
Step by Step Solution
- Step 1: Write the proportion equation
755,503.14 : 1,133,377.82 = 223,077.99 : x - Step 2: Convert to fraction form
755,503.14/1,133,377.82 = 223,077.99/x - Step 3: Cross multiply
755,503.14x = 1,133,377.82 × 223,077.99 - Step 4: Simplify right side
755,503.14x = 252,831,645,996.18 - Step 5: Solve for x
x = 252,831,645,996.18/755,503.14 - Step 6: Final answer
x = 334,653.34
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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.