Finding the Fourth Proportional to 268,532.52, 370,579.14 and 147,679.08
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Solution
The fourth proportional to 268,532.52, 370,579.14 and 147,679.08 is: 203,799.47
Step by Step Solution
- Step 1: Write the proportion equation
268,532.52 : 370,579.14 = 147,679.08 : x - Step 2: Convert to fraction form
268,532.52/370,579.14 = 147,679.08/x - Step 3: Cross multiply
268,532.52x = 370,579.14 × 147,679.08 - Step 4: Simplify right side
268,532.52x = 54,726,786,462.39 - Step 5: Solve for x
x = 54,726,786,462.39/268,532.52 - Step 6: Final answer
x = 203,799.47
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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.