Finding the Fourth Proportional to 370,197.60, 555,166.80 and 192,645.60
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Solution
The fourth proportional to 370,197.60, 555,166.80 and 192,645.60 is: 288,900.96
Step by Step Solution
- Step 1: Write the proportion equation
370,197.60 : 555,166.80 = 192,645.60 : x - Step 2: Convert to fraction form
370,197.60/555,166.80 = 192,645.60/x - Step 3: Cross multiply
370,197.60x = 555,166.80 × 192,645.60 - Step 4: Simplify right side
370,197.60x = 106,950,441,286.08 - Step 5: Solve for x
x = 106,950,441,286.08/370,197.60 - Step 6: Final answer
x = 288,900.96
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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.