Finding the Fourth Proportional to 430,161.49, 593,610.64 and 239,171.41
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Solution
The fourth proportional to 430,161.49, 593,610.64 and 239,171.41 is: 330,049.75
Step by Step Solution
- Step 1: Write the proportion equation
430,161.49 : 593,610.64 = 239,171.41 : x - Step 2: Convert to fraction form
430,161.49/593,610.64 = 239,171.41/x - Step 3: Cross multiply
430,161.49x = 593,610.64 × 239,171.41 - Step 4: Simplify right side
430,161.49x = 141,974,693,759.80 - Step 5: Solve for x
x = 141,974,693,759.80/430,161.49 - Step 6: Final answer
x = 330,049.75
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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.