Finding the Fourth Proportional to 437,692.80, 656,539.20 and 374,707.20
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Solution
The fourth proportional to 437,692.80, 656,539.20 and 374,707.20 is: 562,060.80
Step by Step Solution
- Step 1: Write the proportion equation
437,692.80 : 656,539.20 = 374,707.20 : x - Step 2: Convert to fraction form
437,692.80/656,539.20 = 374,707.20/x - Step 3: Cross multiply
437,692.80x = 656,539.20 × 374,707.20 - Step 4: Simplify right side
437,692.80x = 246,009,965,322.24 - Step 5: Solve for x
x = 246,009,965,322.24/437,692.80 - Step 6: Final answer
x = 562,060.80
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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.