Finding the Fourth Proportional to 470,692.99, 649,560.24 and 255,832.99
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Solution
The fourth proportional to 470,692.99, 649,560.24 and 255,832.99 is: 353,051.65
Step by Step Solution
- Step 1: Write the proportion equation
470,692.99 : 649,560.24 = 255,832.99 : x - Step 2: Convert to fraction form
470,692.99/649,560.24 = 255,832.99/x - Step 3: Cross multiply
470,692.99x = 649,560.24 × 255,832.99 - Step 4: Simplify right side
470,692.99x = 166,178,938,384.32 - Step 5: Solve for x
x = 166,178,938,384.32/470,692.99 - Step 6: Final answer
x = 353,051.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.