Finding the Fourth Proportional to 294,722.68, 442,214.70 and 154,447.96
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Solution
The fourth proportional to 294,722.68, 442,214.70 and 154,447.96 is: 231,740.42
Step by Step Solution
- Step 1: Write the proportion equation
294,722.68 : 442,214.70 = 154,447.96 : x - Step 2: Convert to fraction form
294,722.68/442,214.70 = 154,447.96/x - Step 3: Cross multiply
294,722.68x = 442,214.70 × 154,447.96 - Step 4: Simplify right side
294,722.68x = 68,299,158,297.01 - Step 5: Solve for x
x = 68,299,158,297.01/294,722.68 - Step 6: Final answer
x = 231,740.42
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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.