Finding the Fourth Proportional to 381,703.20, 572,574.50 and 97,396.24
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Solution
The fourth proportional to 381,703.20, 572,574.50 and 97,396.24 is: 146,099.39
Step by Step Solution
- Step 1: Write the proportion equation
381,703.20 : 572,574.50 = 97,396.24 : x - Step 2: Convert to fraction form
381,703.20/572,574.50 = 97,396.24/x - Step 3: Cross multiply
381,703.20x = 572,574.50 × 97,396.24 - Step 4: Simplify right side
381,703.20x = 55,766,603,488.13 - Step 5: Solve for x
x = 55,766,603,488.13/381,703.20 - Step 6: Final answer
x = 146,099.39
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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.