Finding the Fourth Proportional to 370,628.76, 511,464.02 and 207,283.44
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Solution
The fourth proportional to 370,628.76, 511,464.02 and 207,283.44 is: 286,049.09
Step by Step Solution
- Step 1: Write the proportion equation
370,628.76 : 511,464.02 = 207,283.44 : x - Step 2: Convert to fraction form
370,628.76/511,464.02 = 207,283.44/x - Step 3: Cross multiply
370,628.76x = 511,464.02 × 207,283.44 - Step 4: Simplify right side
370,628.76x = 106,018,020,465.41 - Step 5: Solve for x
x = 106,018,020,465.41/370,628.76 - Step 6: Final answer
x = 286,049.09
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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.