Finding the Fourth Proportional to 376,199.62, 519,154.05 and 206,436.58
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Solution
The fourth proportional to 376,199.62, 519,154.05 and 206,436.58 is: 284,881.70
Step by Step Solution
- Step 1: Write the proportion equation
376,199.62 : 519,154.05 = 206,436.58 : x - Step 2: Convert to fraction form
376,199.62/519,154.05 = 206,436.58/x - Step 3: Cross multiply
376,199.62x = 519,154.05 × 206,436.58 - Step 4: Simplify right side
376,199.62x = 107,172,386,575.15 - Step 5: Solve for x
x = 107,172,386,575.15/376,199.62 - Step 6: Final answer
x = 284,881.70
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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.