Finding the Fourth Proportional to 171,497.60, 257,246.40 and 168,217.10
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Solution
The fourth proportional to 171,497.60, 257,246.40 and 168,217.10 is: 252,325.65
Step by Step Solution
- Step 1: Write the proportion equation
171,497.60 : 257,246.40 = 168,217.10 : x - Step 2: Convert to fraction form
171,497.60/257,246.40 = 168,217.10/x - Step 3: Cross multiply
171,497.60x = 257,246.40 × 168,217.10 - Step 4: Simplify right side
171,497.60x = 43,273,243,393.44 - Step 5: Solve for x
x = 43,273,243,393.44/171,497.60 - Step 6: Final answer
x = 252,325.65
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1.5x scale
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.