Finding the Fourth Proportional to 677,873.68, 1,016,551.56 and 228,473.80
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Solution
The fourth proportional to 677,873.68, 1,016,551.56 and 228,473.80 is: 342,623.42
Step by Step Solution
- Step 1: Write the proportion equation
677,873.68 : 1,016,551.56 = 228,473.80 : x - Step 2: Convert to fraction form
677,873.68/1,016,551.56 = 228,473.80/x - Step 3: Cross multiply
677,873.68x = 1,016,551.56 × 228,473.80 - Step 4: Simplify right side
677,873.68x = 232,255,397,809.13 - Step 5: Solve for x
x = 232,255,397,809.13/677,873.68 - Step 6: Final answer
x = 342,623.42
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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.