Finding the Fourth Proportional to 391,027.50, 586,566.09 and 110,566.62
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Solution
The fourth proportional to 391,027.50, 586,566.09 and 110,566.62 is: 165,856.95
Step by Step Solution
- Step 1: Write the proportion equation
391,027.50 : 586,566.09 = 110,566.62 : x - Step 2: Convert to fraction form
391,027.50/586,566.09 = 110,566.62/x - Step 3: Cross multiply
391,027.50x = 586,566.09 × 110,566.62 - Step 4: Simplify right side
391,027.50x = 64,854,629,977.92 - Step 5: Solve for x
x = 64,854,629,977.92/391,027.50 - Step 6: Final answer
x = 165,856.95
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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.