Finding the Fourth Proportional to 663,232.62, 914,610.80 and 421,094.82
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Solution
The fourth proportional to 663,232.62, 914,610.80 and 421,094.82 is: 580,698.02
Step by Step Solution
- Step 1: Write the proportion equation
663,232.62 : 914,610.80 = 421,094.82 : x - Step 2: Convert to fraction form
663,232.62/914,610.80 = 421,094.82/x - Step 3: Cross multiply
663,232.62x = 914,610.80 × 421,094.82 - Step 4: Simplify right side
663,232.62x = 385,137,868,090.58 - Step 5: Solve for x
x = 385,137,868,090.58/663,232.62 - Step 6: Final answer
x = 580,698.02
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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.