Finding the Fourth Proportional to 268,358.43, 370,338.39 and 147,510.84
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Solution
The fourth proportional to 268,358.43, 370,338.39 and 147,510.84 is: 203,567.02
Step by Step Solution
- Step 1: Write the proportion equation
268,358.43 : 370,338.39 = 147,510.84 : x - Step 2: Convert to fraction form
268,358.43/370,338.39 = 147,510.84/x - Step 3: Cross multiply
268,358.43x = 370,338.39 × 147,510.84 - Step 4: Simplify right side
268,358.43x = 54,628,926,993.15 - Step 5: Solve for x
x = 54,628,926,993.15/268,358.43 - Step 6: Final answer
x = 203,567.02
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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.