Finding the Fourth Proportional to 376,176.70, 563,608.92 and 313,400.08
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Solution
The fourth proportional to 376,176.70, 563,608.92 and 313,400.08 is: 469,553.49
Step by Step Solution
- Step 1: Write the proportion equation
376,176.70 : 563,608.92 = 313,400.08 : x - Step 2: Convert to fraction form
376,176.70/563,608.92 = 313,400.08/x - Step 3: Cross multiply
376,176.70x = 563,608.92 × 313,400.08 - Step 4: Simplify right side
376,176.70x = 176,635,080,616.71 - Step 5: Solve for x
x = 176,635,080,616.71/376,176.70 - Step 6: Final answer
x = 469,553.49
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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.