Finding the Fourth Proportional to 348,396.97, 480,787.03 and 193,372.02
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Solution
The fourth proportional to 348,396.97, 480,787.03 and 193,372.02 is: 266,852.95
Step by Step Solution
- Step 1: Write the proportion equation
348,396.97 : 480,787.03 = 193,372.02 : x - Step 2: Convert to fraction form
348,396.97/480,787.03 = 193,372.02/x - Step 3: Cross multiply
348,396.97x = 480,787.03 × 193,372.02 - Step 4: Simplify right side
348,396.97x = 92,970,756,784.31 - Step 5: Solve for x
x = 92,970,756,784.31/348,396.97 - Step 6: Final answer
x = 266,852.95
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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.