Finding the Fourth Proportional to 809,194.08, 1,116,947.76 and 469,596
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Solution
The fourth proportional to 809,194.08, 1,116,947.76 and 469,596 is: 648,193.32
Step by Step Solution
- Step 1: Write the proportion equation
809,194.08 : 1,116,947.76 = 469,596 : x - Step 2: Convert to fraction form
809,194.08/1,116,947.76 = 469,596/x - Step 3: Cross multiply
809,194.08x = 1,116,947.76 × 469,596 - Step 4: Simplify right side
809,194.08x = 524,514,200,304.96 - Step 5: Solve for x
x = 524,514,200,304.96/809,194.08 - Step 6: Final answer
x = 648,193.32
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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.