Finding the Fourth Proportional to 414,486.18, 621,729.20 and 114,966.75
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Solution
The fourth proportional to 414,486.18, 621,729.20 and 114,966.75 is: 172,450.11
Step by Step Solution
- Step 1: Write the proportion equation
414,486.18 : 621,729.20 = 114,966.75 : x - Step 2: Convert to fraction form
414,486.18/621,729.20 = 114,966.75/x - Step 3: Cross multiply
414,486.18x = 621,729.20 × 114,966.75 - Step 4: Simplify right side
414,486.18x = 71,478,185,791.52 - Step 5: Solve for x
x = 71,478,185,791.52/414,486.18 - Step 6: Final answer
x = 172,450.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.