Finding the Fourth Proportional to 298,246.08, 411,579.36 and 170,915.52
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Solution
The fourth proportional to 298,246.08, 411,579.36 and 170,915.52 is: 235,863.29
Step by Step Solution
- Step 1: Write the proportion equation
298,246.08 : 411,579.36 = 170,915.52 : x - Step 2: Convert to fraction form
298,246.08/411,579.36 = 170,915.52/x - Step 3: Cross multiply
298,246.08x = 411,579.36 × 170,915.52 - Step 4: Simplify right side
298,246.08x = 70,345,300,335.67 - Step 5: Solve for x
x = 70,345,300,335.67/298,246.08 - Step 6: Final answer
x = 235,863.29
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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.