Finding the Fourth Proportional to 430,161.48, 593,615.16 and 239,170.68
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Solution
The fourth proportional to 430,161.48, 593,615.16 and 239,170.68 is: 330,051.27
Step by Step Solution
- Step 1: Write the proportion equation
430,161.48 : 593,615.16 = 239,170.68 : x - Step 2: Convert to fraction form
430,161.48/593,615.16 = 239,170.68/x - Step 3: Cross multiply
430,161.48x = 593,615.16 × 239,170.68 - Step 4: Simplify right side
430,161.48x = 141,975,341,475.51 - Step 5: Solve for x
x = 141,975,341,475.51/430,161.48 - Step 6: Final answer
x = 330,051.27
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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.