Finding the Fourth Proportional to 430,229.96, 593,731.68 and 236,645.84
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Solution
The fourth proportional to 430,229.96, 593,731.68 and 236,645.84 is: 326,579.14
Step by Step Solution
- Step 1: Write the proportion equation
430,229.96 : 593,731.68 = 236,645.84 : x - Step 2: Convert to fraction form
430,229.96/593,731.68 = 236,645.84/x - Step 3: Cross multiply
430,229.96x = 593,731.68 × 236,645.84 - Step 4: Simplify right side
430,229.96x = 140,504,132,148.21 - Step 5: Solve for x
x = 140,504,132,148.21/430,229.96 - Step 6: Final answer
x = 326,579.14
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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.