Finding the Fourth Proportional to 962,531.78, 1,445,216.99 and 536,899.19
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Solution
The fourth proportional to 962,531.78, 1,445,216.99 and 536,899.19 is: 806,140.47
Step by Step Solution
- Step 1: Write the proportion equation
962,531.78 : 1,445,216.99 = 536,899.19 : x - Step 2: Convert to fraction form
962,531.78/1,445,216.99 = 536,899.19/x - Step 3: Cross multiply
962,531.78x = 1,445,216.99 × 536,899.19 - Step 4: Simplify right side
962,531.78x = 775,935,821,394.66 - Step 5: Solve for x
x = 775,935,821,394.66/962,531.78 - Step 6: Final answer
x = 806,140.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.