Finding the Fourth Proportional to 268,504.47, 370,528.34 and 147,645.63
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Solution
The fourth proportional to 268,504.47, 370,528.34 and 147,645.63 is: 203,746.66
Step by Step Solution
- Step 1: Write the proportion equation
268,504.47 : 370,528.34 = 147,645.63 : x - Step 2: Convert to fraction form
268,504.47/370,528.34 = 147,645.63/x - Step 3: Cross multiply
268,504.47x = 370,528.34 × 147,645.63 - Step 4: Simplify right side
268,504.47x = 54,706,889,453.93 - Step 5: Solve for x
x = 54,706,889,453.93/268,504.47 - Step 6: Final answer
x = 203,746.66
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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.