Finding the Fourth Proportional to 498,760.58, 748,246.10 and 161,775.07
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Solution
The fourth proportional to 498,760.58, 748,246.10 and 161,775.07 is: 242,696.73
Step by Step Solution
- Step 1: Write the proportion equation
498,760.58 : 748,246.10 = 161,775.07 : x - Step 2: Convert to fraction form
498,760.58/748,246.10 = 161,775.07/x - Step 3: Cross multiply
498,760.58x = 748,246.10 × 161,775.07 - Step 4: Simplify right side
498,760.58x = 121,047,562,525.24 - Step 5: Solve for x
x = 121,047,562,525.24/498,760.58 - Step 6: Final answer
x = 242,696.73
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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.