Finding the Fourth Proportional to 319,735.82, 441,235.51 and 176,495.96
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Solution
The fourth proportional to 319,735.82, 441,235.51 and 176,495.96 is: 243,564.46
Step by Step Solution
- Step 1: Write the proportion equation
319,735.82 : 441,235.51 = 176,495.96 : x - Step 2: Convert to fraction form
319,735.82/441,235.51 = 176,495.96/x - Step 3: Cross multiply
319,735.82x = 441,235.51 × 176,495.96 - Step 4: Simplify right side
319,735.82x = 77,876,282,276.12 - Step 5: Solve for x
x = 77,876,282,276.12/319,735.82 - Step 6: Final answer
x = 243,564.46
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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.