Finding the Fourth Proportional to 298,293.28, 447,342.68 and 98,576.44
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Solution
The fourth proportional to 298,293.28, 447,342.68 and 98,576.44 is: 147,832.52
Step by Step Solution
- Step 1: Write the proportion equation
298,293.28 : 447,342.68 = 98,576.44 : x - Step 2: Convert to fraction form
298,293.28/447,342.68 = 98,576.44/x - Step 3: Cross multiply
298,293.28x = 447,342.68 × 98,576.44 - Step 4: Simplify right side
298,293.28x = 44,097,447,982.54 - Step 5: Solve for x
x = 44,097,447,982.54/298,293.28 - Step 6: Final answer
x = 147,832.52
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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.