Finding the Fourth Proportional to 451,922.80, 677,888.08 and 114,963.74
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Solution
The fourth proportional to 451,922.80, 677,888.08 and 114,963.74 is: 172,446.60
Step by Step Solution
- Step 1: Write the proportion equation
451,922.80 : 677,888.08 = 114,963.74 : x - Step 2: Convert to fraction form
451,922.80/677,888.08 = 114,963.74/x - Step 3: Cross multiply
451,922.80x = 677,888.08 × 114,963.74 - Step 4: Simplify right side
451,922.80x = 77,932,548,978.22 - Step 5: Solve for x
x = 77,932,548,978.22/451,922.80 - Step 6: Final answer
x = 172,446.60
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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.