Finding the Fourth Proportional to 230,351.76, 344,706.48 and 159,288.84
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Solution
The fourth proportional to 230,351.76, 344,706.48 and 159,288.84 is: 238,365.43
Step by Step Solution
- Step 1: Write the proportion equation
230,351.76 : 344,706.48 = 159,288.84 : x - Step 2: Convert to fraction form
230,351.76/344,706.48 = 159,288.84/x - Step 3: Cross multiply
230,351.76x = 344,706.48 × 159,288.84 - Step 4: Simplify right side
230,351.76x = 54,907,895,339.68 - Step 5: Solve for x
x = 54,907,895,339.68/230,351.76 - Step 6: Final answer
x = 238,365.43
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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.