Finding the Fourth Proportional to 402,143.36, 603,297.83 and 117,843.14
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Solution
The fourth proportional to 402,143.36, 603,297.83 and 117,843.14 is: 176,788.98
Step by Step Solution
- Step 1: Write the proportion equation
402,143.36 : 603,297.83 = 117,843.14 : x - Step 2: Convert to fraction form
402,143.36/603,297.83 = 117,843.14/x - Step 3: Cross multiply
402,143.36x = 603,297.83 × 117,843.14 - Step 4: Simplify right side
402,143.36x = 71,094,512,445.24 - Step 5: Solve for x
x = 71,094,512,445.24/402,143.36 - Step 6: Final answer
x = 176,788.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.