Finding the Fourth Proportional to 501,048.84, 691,445.79 and 271,607.02
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Solution
The fourth proportional to 501,048.84, 691,445.79 and 271,607.02 is: 374,816.82
Step by Step Solution
- Step 1: Write the proportion equation
501,048.84 : 691,445.79 = 271,607.02 : x - Step 2: Convert to fraction form
501,048.84/691,445.79 = 271,607.02/x - Step 3: Cross multiply
501,048.84x = 691,445.79 × 271,607.02 - Step 4: Simplify right side
501,048.84x = 187,801,533,438.11 - Step 5: Solve for x
x = 187,801,533,438.11/501,048.84 - Step 6: Final answer
x = 374,816.82
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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.