Finding the Fourth Proportional to 259,869.63, 389,804.45 and 62,877.63
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Solution
The fourth proportional to 259,869.63, 389,804.45 and 62,877.63 is: 94,316.45
Step by Step Solution
- Step 1: Write the proportion equation
259,869.63 : 389,804.45 = 62,877.63 : x - Step 2: Convert to fraction form
259,869.63/389,804.45 = 62,877.63/x - Step 3: Cross multiply
259,869.63x = 389,804.45 × 62,877.63 - Step 4: Simplify right side
259,869.63x = 24,509,979,979.45 - Step 5: Solve for x
x = 24,509,979,979.45/259,869.63 - Step 6: Final answer
x = 94,316.45
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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.