Finding the Fourth Proportional to 276,924.26, 415,349.48 and 77,227.92
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Solution
The fourth proportional to 276,924.26, 415,349.48 and 77,227.92 is: 115,831.59
Step by Step Solution
- Step 1: Write the proportion equation
276,924.26 : 415,349.48 = 77,227.92 : x - Step 2: Convert to fraction form
276,924.26/415,349.48 = 77,227.92/x - Step 3: Cross multiply
276,924.26x = 415,349.48 × 77,227.92 - Step 4: Simplify right side
276,924.26x = 32,076,576,172.14 - Step 5: Solve for x
x = 32,076,576,172.14/276,924.26 - Step 6: Final answer
x = 115,831.59
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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.