Finding the Fourth Proportional to 376,173.70, 563,604.42 and 313,397.08
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Solution
The fourth proportional to 376,173.70, 563,604.42 and 313,397.08 is: 469,548.99
Step by Step Solution
- Step 1: Write the proportion equation
376,173.70 : 563,604.42 = 313,397.08 : x - Step 2: Convert to fraction form
376,173.70/563,604.42 = 313,397.08/x - Step 3: Cross multiply
376,173.70x = 563,604.42 × 313,397.08 - Step 4: Simplify right side
376,173.70x = 176,631,979,503.09 - Step 5: Solve for x
x = 176,631,979,503.09/376,173.70 - Step 6: Final answer
x = 469,548.99
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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.