Finding the Fourth Proportional to 292,437.42, 403,563.71 and 158,301.42
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Solution
The fourth proportional to 292,437.42, 403,563.71 and 158,301.42 is: 218,456.00
Step by Step Solution
- Step 1: Write the proportion equation
292,437.42 : 403,563.71 = 158,301.42 : x - Step 2: Convert to fraction form
292,437.42/403,563.71 = 158,301.42/x - Step 3: Cross multiply
292,437.42x = 403,563.71 × 158,301.42 - Step 4: Simplify right side
292,437.42x = 63,884,708,749.22 - Step 5: Solve for x
x = 63,884,708,749.22/292,437.42 - Step 6: Final answer
x = 218,456.00
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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.