Finding the Fourth Proportional to 611,175.24, 843,406.02 and 339,229.08
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Solution
The fourth proportional to 611,175.24, 843,406.02 and 339,229.08 is: 468,127.35
Step by Step Solution
- Step 1: Write the proportion equation
611,175.24 : 843,406.02 = 339,229.08 : x - Step 2: Convert to fraction form
611,175.24/843,406.02 = 339,229.08/x - Step 3: Cross multiply
611,175.24x = 843,406.02 × 339,229.08 - Step 4: Simplify right side
611,175.24x = 286,107,848,231.06 - Step 5: Solve for x
x = 286,107,848,231.06/611,175.24 - Step 6: Final answer
x = 468,127.35
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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.