Finding the Fourth Proportional to 563,380.58, 777,458.58 and 305,252.48
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Solution
The fourth proportional to 563,380.58, 777,458.58 and 305,252.48 is: 421,244.84
Step by Step Solution
- Step 1: Write the proportion equation
563,380.58 : 777,458.58 = 305,252.48 : x - Step 2: Convert to fraction form
563,380.58/777,458.58 = 305,252.48/x - Step 3: Cross multiply
563,380.58x = 777,458.58 × 305,252.48 - Step 4: Simplify right side
563,380.58x = 237,321,159,642.28 - Step 5: Solve for x
x = 237,321,159,642.28/563,380.58 - Step 6: Final answer
x = 421,244.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.