Finding the Fourth Proportional to 469,414.80, 702,955.80 and 376,102.80
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Solution
The fourth proportional to 469,414.80, 702,955.80 and 376,102.80 is: 563,219.66
Step by Step Solution
- Step 1: Write the proportion equation
469,414.80 : 702,955.80 = 376,102.80 : x - Step 2: Convert to fraction form
469,414.80/702,955.80 = 376,102.80/x - Step 3: Cross multiply
469,414.80x = 702,955.80 × 376,102.80 - Step 4: Simplify right side
469,414.80x = 264,383,644,656.24 - Step 5: Solve for x
x = 264,383,644,656.24/469,414.80 - Step 6: Final answer
x = 563,219.66
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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.