Finding the Fourth Proportional to 293,092.99, 439,638.80 and 192,525.85
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Solution
The fourth proportional to 293,092.99, 439,638.80 and 192,525.85 is: 288,788.33
Step by Step Solution
- Step 1: Write the proportion equation
293,092.99 : 439,638.80 = 192,525.85 : x - Step 2: Convert to fraction form
293,092.99/439,638.80 = 192,525.85/x - Step 3: Cross multiply
293,092.99x = 439,638.80 × 192,525.85 - Step 4: Simplify right side
293,092.99x = 84,641,833,662.98 - Step 5: Solve for x
x = 84,641,833,662.98/293,092.99 - Step 6: Final answer
x = 288,788.33
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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.