Finding the Fourth Proportional to 239,525.44, 330,568.47 and 178,990.99
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Solution
The fourth proportional to 239,525.44, 330,568.47 and 178,990.99 is: 247,025.02
Step by Step Solution
- Step 1: Write the proportion equation
239,525.44 : 330,568.47 = 178,990.99 : x - Step 2: Convert to fraction form
239,525.44/330,568.47 = 178,990.99/x - Step 3: Cross multiply
239,525.44x = 330,568.47 × 178,990.99 - Step 4: Simplify right side
239,525.44x = 59,168,776,881.66 - Step 5: Solve for x
x = 59,168,776,881.66/239,525.44 - Step 6: Final answer
x = 247,025.02
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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.