Finding the Fourth Proportional to 698,703.21, 1,048,276.35 and 249,414.44
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Solution
The fourth proportional to 698,703.21, 1,048,276.35 and 249,414.44 is: 374,200.73
Step by Step Solution
- Step 1: Write the proportion equation
698,703.21 : 1,048,276.35 = 249,414.44 : x - Step 2: Convert to fraction form
698,703.21/1,048,276.35 = 249,414.44/x - Step 3: Cross multiply
698,703.21x = 1,048,276.35 × 249,414.44 - Step 4: Simplify right side
698,703.21x = 261,455,253,559.11 - Step 5: Solve for x
x = 261,455,253,559.11/698,703.21 - Step 6: Final answer
x = 374,200.73
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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.