Finding the Fourth Proportional to 657,335.84, 986,112.77 and 230,760.95
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Solution
The fourth proportional to 657,335.84, 986,112.77 and 230,760.95 is: 346,179.69
Step by Step Solution
- Step 1: Write the proportion equation
657,335.84 : 986,112.77 = 230,760.95 : x - Step 2: Convert to fraction form
657,335.84/986,112.77 = 230,760.95/x - Step 3: Cross multiply
657,335.84x = 986,112.77 × 230,760.95 - Step 4: Simplify right side
657,335.84x = 227,556,313,527.96 - Step 5: Solve for x
x = 227,556,313,527.96/657,335.84 - Step 6: Final answer
x = 346,179.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.