Finding the Fourth Proportional to 565,318.58, 847,873.31 and 257,497.97
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Solution
The fourth proportional to 565,318.58, 847,873.31 and 257,497.97 is: 386,199.32
Step by Step Solution
- Step 1: Write the proportion equation
565,318.58 : 847,873.31 = 257,497.97 : x - Step 2: Convert to fraction form
565,318.58/847,873.31 = 257,497.97/x - Step 3: Cross multiply
565,318.58x = 847,873.31 × 257,497.97 - Step 4: Simplify right side
565,318.58x = 218,325,650,615.32 - Step 5: Solve for x
x = 218,325,650,615.32/565,318.58 - Step 6: Final answer
x = 386,199.32
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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.