Finding the Fourth Proportional to 343,423.13, 473,923.91 and 192,520.13
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Solution
The fourth proportional to 343,423.13, 473,923.91 and 192,520.13 is: 265,677.77
Step by Step Solution
- Step 1: Write the proportion equation
343,423.13 : 473,923.91 = 192,520.13 : x - Step 2: Convert to fraction form
343,423.13/473,923.91 = 192,520.13/x - Step 3: Cross multiply
343,423.13x = 473,923.91 × 192,520.13 - Step 4: Simplify right side
343,423.13x = 91,239,890,874.99 - Step 5: Solve for x
x = 91,239,890,874.99/343,423.13 - Step 6: Final answer
x = 265,677.77
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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.