Finding the Fourth Proportional to 293,610.80, 440,101.35 and 192,370.62
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Solution
The fourth proportional to 293,610.80, 440,101.35 and 192,370.62 is: 288,349.65
Step by Step Solution
- Step 1: Write the proportion equation
293,610.80 : 440,101.35 = 192,370.62 : x - Step 2: Convert to fraction form
293,610.80/440,101.35 = 192,370.62/x - Step 3: Cross multiply
293,610.80x = 440,101.35 × 192,370.62 - Step 4: Simplify right side
293,610.80x = 84,662,569,562.34 - Step 5: Solve for x
x = 84,662,569,562.34/293,610.80 - Step 6: Final answer
x = 288,349.65
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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.