Finding the Fourth Proportional to 471,836.80, 706,027.20 and 347,420.80
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Solution
The fourth proportional to 471,836.80, 706,027.20 and 347,420.80 is: 519,858.85
Step by Step Solution
- Step 1: Write the proportion equation
471,836.80 : 706,027.20 = 347,420.80 : x - Step 2: Convert to fraction form
471,836.80/706,027.20 = 347,420.80/x - Step 3: Cross multiply
471,836.80x = 706,027.20 × 347,420.80 - Step 4: Simplify right side
471,836.80x = 245,288,534,645.76 - Step 5: Solve for x
x = 245,288,534,645.76/471,836.80 - Step 6: Final answer
x = 519,858.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.