Finding the Fourth Proportional to 492,841.08, 739,589.67 and 268,258.05
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Solution
The fourth proportional to 492,841.08, 739,589.67 and 268,258.05 is: 402,565.64
Step by Step Solution
- Step 1: Write the proportion equation
492,841.08 : 739,589.67 = 268,258.05 : x - Step 2: Convert to fraction form
492,841.08/739,589.67 = 268,258.05/x - Step 3: Cross multiply
492,841.08x = 739,589.67 × 268,258.05 - Step 4: Simplify right side
492,841.08x = 198,400,882,674.34 - Step 5: Solve for x
x = 198,400,882,674.34/492,841.08 - Step 6: Final answer
x = 402,565.64
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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.