Finding the Fourth Proportional to 383,237.24, 528,883.74 and 213,471.32
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Solution
The fourth proportional to 383,237.24, 528,883.74 and 213,471.32 is: 294,599.53
Step by Step Solution
- Step 1: Write the proportion equation
383,237.24 : 528,883.74 = 213,471.32 : x - Step 2: Convert to fraction form
383,237.24/528,883.74 = 213,471.32/x - Step 3: Cross multiply
383,237.24x = 528,883.74 × 213,471.32 - Step 4: Simplify right side
383,237.24x = 112,901,510,104.34 - Step 5: Solve for x
x = 112,901,510,104.34/383,237.24 - Step 6: Final answer
x = 294,599.53
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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.