Finding the Fourth Proportional to 442,735.08, 610,956.18 and 261,505.68
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Solution
The fourth proportional to 442,735.08, 610,956.18 and 261,505.68 is: 360,867.07
Step by Step Solution
- Step 1: Write the proportion equation
442,735.08 : 610,956.18 = 261,505.68 : x - Step 2: Convert to fraction form
442,735.08/610,956.18 = 261,505.68/x - Step 3: Cross multiply
442,735.08x = 610,956.18 × 261,505.68 - Step 4: Simplify right side
442,735.08x = 159,768,511,301.10 - Step 5: Solve for x
x = 159,768,511,301.10/442,735.08 - Step 6: Final answer
x = 360,867.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.