Finding the Fourth Proportional to 351,823.80, 526,742.10 and 273,847.80
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Solution
The fourth proportional to 351,823.80, 526,742.10 and 273,847.80 is: 409,998.32
Step by Step Solution
- Step 1: Write the proportion equation
351,823.80 : 526,742.10 = 273,847.80 : x - Step 2: Convert to fraction form
351,823.80/526,742.10 = 273,847.80/x - Step 3: Cross multiply
351,823.80x = 526,742.10 × 273,847.80 - Step 4: Simplify right side
351,823.80x = 144,247,165,252.38 - Step 5: Solve for x
x = 144,247,165,252.38/351,823.80 - Step 6: Final answer
x = 409,998.32
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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.