Finding the Fourth Proportional to 430,121.68, 593,558.21 and 233,883.92
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Solution
The fourth proportional to 430,121.68, 593,558.21 and 233,883.92 is: 322,754.54
Step by Step Solution
- Step 1: Write the proportion equation
430,121.68 : 593,558.21 = 233,883.92 : x - Step 2: Convert to fraction form
430,121.68/593,558.21 = 233,883.92/x - Step 3: Cross multiply
430,121.68x = 593,558.21 × 233,883.92 - Step 4: Simplify right side
430,121.68x = 138,823,722,971.59 - Step 5: Solve for x
x = 138,823,722,971.59/430,121.68 - Step 6: Final answer
x = 322,754.54
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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.