Finding the Fourth Proportional to 494,811.99, 742,290.89 and 179,195.09
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Solution
The fourth proportional to 494,811.99, 742,290.89 and 179,195.09 is: 268,819.03
Step by Step Solution
- Step 1: Write the proportion equation
494,811.99 : 742,290.89 = 179,195.09 : x - Step 2: Convert to fraction form
494,811.99/742,290.89 = 179,195.09/x - Step 3: Cross multiply
494,811.99x = 742,290.89 × 179,195.09 - Step 4: Simplify right side
494,811.99x = 133,014,878,232.30 - Step 5: Solve for x
x = 133,014,878,232.30/494,811.99 - Step 6: Final answer
x = 268,819.03
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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.