Finding the Fourth Proportional to 343,217.21, 473,358.92 and 241,579.13
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Solution
The fourth proportional to 343,217.21, 473,358.92 and 241,579.13 is: 333,181.53
Step by Step Solution
- Step 1: Write the proportion equation
343,217.21 : 473,358.92 = 241,579.13 : x - Step 2: Convert to fraction form
343,217.21/473,358.92 = 241,579.13/x - Step 3: Cross multiply
343,217.21x = 473,358.92 × 241,579.13 - Step 4: Simplify right side
343,217.21x = 114,353,632,496.65 - Step 5: Solve for x
x = 114,353,632,496.65/343,217.21 - Step 6: Final answer
x = 333,181.53
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1.5x scale
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.