Finding the Fourth Proportional to 348,742.24, 522,888.24 and 149,192.80
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Solution
The fourth proportional to 348,742.24, 522,888.24 and 149,192.80 is: 223,692.89
Step by Step Solution
- Step 1: Write the proportion equation
348,742.24 : 522,888.24 = 149,192.80 : x - Step 2: Convert to fraction form
348,742.24/522,888.24 = 149,192.80/x - Step 3: Cross multiply
348,742.24x = 522,888.24 × 149,192.80 - Step 4: Simplify right side
348,742.24x = 78,011,160,612.67 - Step 5: Solve for x
x = 78,011,160,612.67/348,742.24 - Step 6: Final answer
x = 223,692.89
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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.