Finding the Fourth Proportional to 286,968.99, 395,852.36 and 179,352.20
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Solution
The fourth proportional to 286,968.99, 395,852.36 and 179,352.20 is: 247,403.00
Step by Step Solution
- Step 1: Write the proportion equation
286,968.99 : 395,852.36 = 179,352.20 : x - Step 2: Convert to fraction form
286,968.99/395,852.36 = 179,352.20/x - Step 3: Cross multiply
286,968.99x = 395,852.36 × 179,352.20 - Step 4: Simplify right side
286,968.99x = 70,996,988,765.17 - Step 5: Solve for x
x = 70,996,988,765.17/286,968.99 - Step 6: Final answer
x = 247,403.00
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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.