Finding the Fourth Proportional to 533,203.41, 735,821.33 and 306,849.09
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Solution
The fourth proportional to 533,203.41, 735,821.33 and 306,849.09 is: 423,452.10
Step by Step Solution
- Step 1: Write the proportion equation
533,203.41 : 735,821.33 = 306,849.09 : x - Step 2: Convert to fraction form
533,203.41/735,821.33 = 306,849.09/x - Step 3: Cross multiply
533,203.41x = 735,821.33 × 306,849.09 - Step 4: Simplify right side
533,203.41x = 225,786,103,978.84 - Step 5: Solve for x
x = 225,786,103,978.84/533,203.41 - Step 6: Final answer
x = 423,452.10
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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.