Finding the Fourth Proportional to 476,808.76, 714,994.62 and 284,771.08
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Solution
The fourth proportional to 476,808.76, 714,994.62 and 284,771.08 is: 427,026.11
Step by Step Solution
- Step 1: Write the proportion equation
476,808.76 : 714,994.62 = 284,771.08 : x - Step 2: Convert to fraction form
476,808.76/714,994.62 = 284,771.08/x - Step 3: Cross multiply
476,808.76x = 714,994.62 × 284,771.08 - Step 4: Simplify right side
476,808.76x = 203,609,790,131.59 - Step 5: Solve for x
x = 203,609,790,131.59/476,808.76 - Step 6: Final answer
x = 427,026.11
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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.