Finding the Fourth Proportional to 312,952.01, 469,220.63 and 113,246.42
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Solution
The fourth proportional to 312,952.01, 469,220.63 and 113,246.42 is: 169,794.58
Step by Step Solution
- Step 1: Write the proportion equation
312,952.01 : 469,220.63 = 113,246.42 : x - Step 2: Convert to fraction form
312,952.01/469,220.63 = 113,246.42/x - Step 3: Cross multiply
312,952.01x = 469,220.63 × 113,246.42 - Step 4: Simplify right side
312,952.01x = 53,137,553,625.31 - Step 5: Solve for x
x = 53,137,553,625.31/312,952.01 - Step 6: Final answer
x = 169,794.58
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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.