Finding the Fourth Proportional to 319,660.44, 441,132.35 and 174,467.56
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Solution
The fourth proportional to 319,660.44, 441,132.35 and 174,467.56 is: 240,765.74
Step by Step Solution
- Step 1: Write the proportion equation
319,660.44 : 441,132.35 = 174,467.56 : x - Step 2: Convert to fraction form
319,660.44/441,132.35 = 174,467.56/x - Step 3: Cross multiply
319,660.44x = 441,132.35 × 174,467.56 - Step 4: Simplify right side
319,660.44x = 76,963,283,341.19 - Step 5: Solve for x
x = 76,963,283,341.19/319,660.44 - Step 6: Final answer
x = 240,765.74
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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.