Finding the Fourth Proportional to 276,971.92, 415,644.58 and 97,058.96
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Solution
The fourth proportional to 276,971.92, 415,644.58 and 97,058.96 is: 145,653.87
Step by Step Solution
- Step 1: Write the proportion equation
276,971.92 : 415,644.58 = 97,058.96 : x - Step 2: Convert to fraction form
276,971.92/415,644.58 = 97,058.96/x - Step 3: Cross multiply
276,971.92x = 415,644.58 × 97,058.96 - Step 4: Simplify right side
276,971.92x = 40,342,030,664.44 - Step 5: Solve for x
x = 40,342,030,664.44/276,971.92 - Step 6: Final answer
x = 145,653.87
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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.