Finding the Fourth Proportional to 293,223.24, 439,805.70 and 135,449.42
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Solution
The fourth proportional to 293,223.24, 439,805.70 and 135,449.42 is: 203,160.65
Step by Step Solution
- Step 1: Write the proportion equation
293,223.24 : 439,805.70 = 135,449.42 : x - Step 2: Convert to fraction form
293,223.24/439,805.70 = 135,449.42/x - Step 3: Cross multiply
293,223.24x = 439,805.70 × 135,449.42 - Step 4: Simplify right side
293,223.24x = 59,571,424,778.67 - Step 5: Solve for x
x = 59,571,424,778.67/293,223.24 - Step 6: Final answer
x = 203,160.65
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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.