Finding the Fourth Proportional to 741,948.17, 1,112,174.55 and 292,495.05
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Solution
The fourth proportional to 741,948.17, 1,112,174.55 and 292,495.05 is: 438,447.81
Step by Step Solution
- Step 1: Write the proportion equation
741,948.17 : 1,112,174.55 = 292,495.05 : x - Step 2: Convert to fraction form
741,948.17/1,112,174.55 = 292,495.05/x - Step 3: Cross multiply
741,948.17x = 1,112,174.55 × 292,495.05 - Step 4: Simplify right side
741,948.17x = 325,305,550,610.98 - Step 5: Solve for x
x = 325,305,550,610.98/741,948.17 - Step 6: Final answer
x = 438,447.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.