Finding the Fourth Proportional to 477,712.08, 716,692.10 and 140,764.68
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Solution
The fourth proportional to 477,712.08, 716,692.10 and 140,764.68 is: 211,183.55
Step by Step Solution
- Step 1: Write the proportion equation
477,712.08 : 716,692.10 = 140,764.68 : x - Step 2: Convert to fraction form
477,712.08/716,692.10 = 140,764.68/x - Step 3: Cross multiply
477,712.08x = 716,692.10 × 140,764.68 - Step 4: Simplify right side
477,712.08x = 100,884,933,411.21 - Step 5: Solve for x
x = 100,884,933,411.21/477,712.08 - Step 6: Final answer
x = 211,183.55
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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.