Finding the Fourth Proportional to 293,644.70, 412,035.70 and 293,644.70
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Solution
The fourth proportional to 293,644.70, 412,035.70 and 293,644.70 is: 412,035.70
Step by Step Solution
- Step 1: Write the proportion equation
293,644.70 : 412,035.70 = 293,644.70 : x - Step 2: Convert to fraction form
293,644.70/412,035.70 = 293,644.70/x - Step 3: Cross multiply
293,644.70x = 412,035.70 × 293,644.70 - Step 4: Simplify right side
293,644.70x = 120,992,099,515.79 - Step 5: Solve for x
x = 120,992,099,515.79/293,644.70 - Step 6: Final answer
x = 412,035.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.