Finding the Fourth Proportional to 292,337.36, 403,425.96 and 158,201.36
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Solution
The fourth proportional to 292,337.36, 403,425.96 and 158,201.36 is: 218,318.09
Step by Step Solution
- Step 1: Write the proportion equation
292,337.36 : 403,425.96 = 158,201.36 : x - Step 2: Convert to fraction form
292,337.36/403,425.96 = 158,201.36/x - Step 3: Cross multiply
292,337.36x = 403,425.96 × 158,201.36 - Step 4: Simplify right side
292,337.36x = 63,822,535,531.31 - Step 5: Solve for x
x = 63,822,535,531.31/292,337.36 - Step 6: Final answer
x = 218,318.09
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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.