Finding the Fourth Proportional to 383,574.24, 529,336.61 and 211,492.53
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Solution
The fourth proportional to 383,574.24, 529,336.61 and 211,492.53 is: 291,861.98
Step by Step Solution
- Step 1: Write the proportion equation
383,574.24 : 529,336.61 = 211,492.53 : x - Step 2: Convert to fraction form
383,574.24/529,336.61 = 211,492.53/x - Step 3: Cross multiply
383,574.24x = 529,336.61 × 211,492.53 - Step 4: Simplify right side
383,574.24x = 111,950,737,813.06 - Step 5: Solve for x
x = 111,950,737,813.06/383,574.24 - Step 6: Final answer
x = 291,861.98
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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.