Finding the Fourth Proportional to 409,060.26, 612,864.36 and 349,291.98
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Solution
The fourth proportional to 409,060.26, 612,864.36 and 349,291.98 is: 523,318.02
Step by Step Solution
- Step 1: Write the proportion equation
409,060.26 : 612,864.36 = 349,291.98 : x - Step 2: Convert to fraction form
409,060.26/612,864.36 = 349,291.98/x - Step 3: Cross multiply
409,060.26x = 612,864.36 × 349,291.98 - Step 4: Simplify right side
409,060.26x = 214,068,605,775.83 - Step 5: Solve for x
x = 214,068,605,775.83/409,060.26 - Step 6: Final answer
x = 523,318.02
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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.